There were no more than 30 Florida Panthers left, and several of them had genetic problems brought on by inbreeding. In a last-ditch attempt, state officials sent in eight Texas cougars, a close relative of the panther, to procreate with the remaining males.
What gene flow in Texas cougars and Florida panther?Florida's state animal was under danger in 1995. There were no more than 30 Florida Panthers left, and several of them had genetic problems brought on by inbreeding.
In a last-ditch attempt, state officials sent in eight Texas cougars, a close relative of the panther, to procreate with the remaining males. Only 30 Florida Panthers remained, and several of them suffered from genetic issues brought on by inbreeding.
Therefore, the Texas cougar and the Florida panther have interbred with each other in the past.
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There were no more than 30 Florida Panthers left, and several of them had genetic problems brought on by inbreeding. In a last-ditch attempt, state officials sent in eight Texas cougars, a close relative of the panther, to procreate with the remaining males.
What gene flow in Texas cougars and Florida panther?Florida's state animal was under danger in 1995. There were no more than 30 Florida Panthers left, and several of them had genetic problems brought on by inbreeding.
In a last-ditch attempt, state officials sent in eight Texas cougars, a close relative of the panther, to procreate with the remaining males. Only 30 Florida Panthers remained, and several of them suffered from genetic issues brought on by inbreeding.
Therefore, the Texas cougar and the Florida panther have interbred with each other in the past.
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In the ear, the process of transduction occurs in theO auditory cortexO outer earO eardum
In the ear, the process of transduction occurs in the cochlea, which is located in the inner ear.
Auditory transduction starts by converting sound pressure waves into mechanical vibrations of the eardrum and ossicles. These vibrations get transmitted through the middle ear to the cochlea, where they are converted into electrical signals by hair cells.
The inner ear's cochlea is where vibrations are transformed into nerve impulses that are then delivered to the brain. It is also known as the organ of hearing. The cochlea is a small conical structure resembling a snail shell.The function of cochlea:
The inner ear contains a hollow spiral-shaped bone called the cochlea, which is essential to hearing and takes part in auditory transduction. Electrical impulses are converted from sound waves into distinct sound frequencies by the brain.Therefore, the process of transduction occurs in the cochlea, which is located in the inner ear.
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approximately what is the probability of randomly selecting a child whose height is more than 71 inches
Probability is a measure of how likely it is that something will happen, expressed as a number between 0 and 1. In this context, we're going to look at the probability of randomly selecting a child whose height is more than 71 inches.
To find the probability of this event, we need to know the total number of children and the number of children who are taller than 71 inches. Let's say we have 100 children and 10 of them are taller than 71 inches. This means that the probability of selecting a child taller than 71 inches is 10/100 or 0.1. This can also be expressed as a percentage: 10%.
It means that if we randomly select one child from the group of 100, there is a 10% chance that the child will be taller than 71 inches. This is a rough estimate and may not be 100% accurate, but it gives us an idea of the likelihood of this event.
It's important to note that probability is not the same as certainty. Even though the probability of selecting a child taller than 71 inches is 0.1 or 10%, it doesn't mean that every time we randomly select a child, it will be taller than 71 inches. This is because the probability is a measure of likelihood, not certainty.
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What is not a responsibility of the nervous system
Answer:
helping us breath is not a responsibility of the nervous system
At conditions of standard temperature and pressure, determine how many liters of hydrogen gas are produced by completely reacting a zinc nail with a mass of 2. 2g with an excess of hydrochloric acid.
0.75 liters of hydrogen gas would be produced by completely reacting 2.2 grams of a zinc nail with hydrochloric acid.
The reaction between zinc and hydrochloric acid produces hydrogen gas. To determine the number of liters of hydrogen gas produced, we need to know the balanced chemical equation for the reaction and the number of moles of zinc that react.
The balanced chemical equation is:
Zn + 2HCl → ZnCl2 + H2
Using the mass of zinc, we can calculate the number of moles:
n = m/M
where n is the number of moles, m is the mass of zinc (2.2 g), and M is the molar mass of zinc (65.38 g/mol).
n = 2.2 g / 65.38 g/mol = 0.0337 mol
Since one mole of hydrogen gas has a volume of 22.4 L at standard temperature and pressure (STP), the number of liters of hydrogen gas produced can be calculated:
V = n * 22.4 L/mol = 0.0337 mol * 22.4 L/mol = 0.75 L
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Name the class of nutrients that is made up of chains of amino acids.
Chains of amino acids make up proteins.
These amino acids are arranged in a long chain and joined to one another by covalent peptide bonds to form proteins. Polypeptides are another name for proteins. The sequence of amino acids in every type of protein is distinct and identical from one molecule to the next. There are countless varieties of proteins, each with a unique amino acid sequence.
Peptide link:- This covalent connection is created when the carbon atom from one amino acid's carboxyl group shares electrons with the nitrogen atom (blue) from another amino acid's amino group. As seen, this condensation results in the loss of one water molecule.
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The two strands of a DNA molecule are joined to each other through _____.
hydrogen bonds between nucleotide bases. Adenine and thymine form hydrogen bonds with each other, while cytosine and guanine form hydrogen bonds with each other, holding the two strands together.
DNA bases join up to create units called base pairs, for as A with T and C with G. Additionally, a sugar and phosphate molecule are joined to each base. A nucleotide is a grouping of bases, sugars, and phosphates. The double helix, which is formed by two long strands of nucleotides, is a spiral. The bases form chemical bonds with one another, adenine with thymine and cytosine with guanine, which bind the two strands together. Biological information, such as the directions for constructing a protein or RNA molecule, is encoded in the base sequence along the backbone of DNA.
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8
What is TRUE about DNA?
A.
It consists of three strands that form a triple helix shape.
B.
C.
D.
It is only found in saliva, blood, sweat, and hair.
It is not able to be replicated in any way.
It is found in every cell in the human body.
It is found in every cell in the human body.
which type of membrane protein would likely be most easily removed in a laboratory experiment?
Answer: Peripheral Proteins
Explanation: Peripheral proteins are easily removable from the membrane in a laboratory experiment by changing the pH or increasing the salt concentration of a given solution
Which statement about inbreeding is correct? ANSWER:Offspring produced by inbreeding have high biological fitness. Inbreeding increases the rate of purifying selection. Inbreeding changes allele frequencies in a Inbreeding increases random mating.population.
Inbreeding is the term used to describe relationships between people who are very closely related, such as siblings or parent-offspring.
When detrimental recessive alleles are expressed more frequently, inbreeding can impair fitness and raise the likelihood of genetic diseases in offspring. We call this inbreeding depression. Additionally, inbreeding decreases genetic variety within a population, which may limit its capacity to adapt to shifting environmental factors. On the other hand, inbreeding can also lead to the purifying selection of harmful genes and raise the expression of advantageous dominant alleles. In conclusion, inbreeding can affect a population's genetic diversity and fitness of offspring in both good and negative ways.
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can you identify the steps in which the lagging strand is synthesized? to review dna replication, watch this microflix animation: dna replication. part a - lagging strand synthesis drag the labels onto the diagram to identify the stages in which the lagging strand is synthesized.
Yes, I can identify the steps in which the lagging strand is synthesized. DNA replication is essential for the storage and transmission of information to progeny cells.
In cells, DNA performs two fundamental tasks: the "blueprint" function and information storage and transmission (genes can be replicated and passed on to children)..
Components of replicating DNA strands.
A.Parental DNA
B. DNA polymerase
C. Leading strand
D. Lagging Strand
E. DNA ligase
F. Replication Fork
Here are the stages in which the lagging strand is synthesized.
1. By incorporating nucleotides into a brief RNA segment, DNA polymerase starts to synthesize the lagging strand.
2. Each component of the lagging stand is freed from DNA polymerase once it has been finished.
3. The RNA segments are replaced with DNA by a separate DNA polymerase.
4. DNA ligase fills in the spaces between the fragments to create a continuous strand.
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which information flow is disrupted when diabetes destroys insulin-producing cells? which information flow is disrupted when diabetes destroys insulin-producing cells? the pancreas is unable to produce enzymes to break down proteins. the body is unable to respond to signals that indicate the amount of glucose in the blood. appetite signals no longer regulate feeding. cells in the bladder are no longer able to send signals when the bladder fills.
When diabetes destroys insulin-producing cells, the body is unable to send signals that indicate the amount of sugar in the blood.
Thus, B is the correct option.
Insulin is а hormone produced in the pаncreаs by speciаl cells, cаlled betа cells. The pаncreаs is below аnd behind the stomаch. Insulin is needed to move blood sugаr (glucose) into cells. Inside the cells, glucose is stored аnd lаter used for energy.
Under normаl circumstаnces, insulin functions in the following steps:
Your body breаks down the food you eаt into glucose (sugаr), which is your body’s mаin source of energy.Glucose enters your bloodstreаm, which signаls your pаncreаs to releаse insulin.Insulin helps glucose in your blood enter your muscle, fаt аnd liver cells so they cаn use it for energy or store it for lаter use.When glucose enters your cells аnd the levels in your bloodstreаm decreаse, it signаls your pаncreаs to stop producing insulin.Your question isn't well arranged, but most probably your options were
a. the pancreas is unable to produce enzymes to break down proteins.
b. the body is unable to respond to signals that indicate the amount of glucose in the blood.
c. appetite signals no longer regulate feeding.
d. cells in the bladder are no longer able to send signals when the bladder fills.
Thus, the correct option is B.
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how water moves from the xylem vessels in the leaves to the atmosphere surrounding the leaves of the plant
From the apex of the xylem vessels, water first enters the mesophyll cells. The water then escapes from the leaf's cells and condenses in the gaps between them.
What are the xylem vessels' functions?Water transportation from roots to other plant components is the primary purpose of the xylem. Additionally, Xylem offers mechanical strength. The basic components for conducting water are tracheids and vessels.
Why are xylem vessels made?Root hairs, vessels, hepatocytes, and fibers compensate xylem. Massive slots there in end walls between succeeding vessel parts, as well as large perforation plates, hold vessel elements together in files to form vessels.
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which systems are involved with the breakdown and delivery of nutrients from recently eaten foods to the cells and the removal of waste materials from the body?
Answer: The digestive system breaks down recently eaten food and removes solid waste (feces) from the body. The circulatory system transports nutrients to different parts of the body. The excretory system removes waste from the body.
Explanation: I already explained it in the answer.
If potassium-40 goes through 3 half lives how many years have gone by and what percentage of the original mass would remain ?
Potassium-40 have gone by 3.75 billion years and percentage of the original mass would remain at 12.5 %
From the question we have following information :
Potassium-40 goes through 3 half lives
Half life potassium-40 is 1.25 billion years.
If potassium-40 undergoes 3 half-lives, it would have undergone 3 decay events, meaning the original amount of potassium-40 would have reduced to 1/2 * 1/2 * 1/2 = 1/8 of its original amount.
3 half-lives would mean 3 * 1.25 billion years = 3.75 billion years have gone by.
In terms of the percentage of the original mass that would remain, it would be 1/8 * 100 = 12.5%.
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The lab report should begin with one or two sentences that state the purpose of the investigation—what you want to see, practice, learn about, or test. The purpose statement answers the question “What are you trying to find out by doing this experiment?”
The three most common types of labs are:
inquiry labs: you measure how changing one variable affects another variable
discovery lab: you see a scientific phenomenon—perhaps for the first time.
forensic lab: you gather and analyze data as evidence to build an argument in response to a question, as in a court case.
All three types of labs give you an opportunity to learn important scientific skills and concepts.
A possible purpose for an inquiry lab would be "To analyze the effect of calcium on plants' growth rate".
What is a purpose statement?In an experiment, the purpose statement briefly but clearly defines the objective of an experiment. Due to this, most purpose statements start with words such as:
AnalyzeIdentifyDetermineObserve MeasureWhat would be a possible purpose statement?In the case of an inquiry lab, which is a very common type, an example of a purpose statement would be A possible purpose for an inquiry lab would be "To analyze the effect of calcium on plants' growth rate".
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White-tailed deer are seasonal breeders. Female white-tailed deer begin their reproductive cycle in the fall. Rising testosterone levels in male white-tailed deer cause them to start their breeding season around the same time. Offspring are born the following spring and summer. What is the most likely explanation for white-tailed deer having a seasonal breeding cycle instead of a monthly breeding cycle like many domesticated animals?
answer choices
O Male and female deer come into contact with each other only in the fall
O Large predators are not found in deer habitats during the spring and summer months
O Giving birth only in the spring and summer ensures that offspring are born when food is most available
O Deer give birth in the spring and summer in order to avoid being pregnant during the hot summer months.
Only giving birth in the spring and summer guarantees that the young are born when there is the greatest supply of food. the most plausible explanation for white-tailed deer mating cycles, which are seasonal rather than monthly like many domestic animals.
The seasonal mating cycle of white-tailed deer serves to guarantee that young are born when food is most plentiful, which is the most plausible reason for it. The food supply in the locations where white-tailed deer reside can fluctuate significantly from season to season. The moms may give birth to their children at a time when food is plentiful by only giving birth in the spring and summer. The chances of the children surviving and flourishing are increased as a result. The seasonal breeding cycle also gives moms enough time to recuperate from childbirth prior to the arrival of winter and the ensuing decline in food supply.
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chewing tobacco can lead to a condition characterized by leathery white patches inside the mouth known as
Chewing tobacco can lead to a condition characterized by leathery white patches inside mouth known as leukoplakia.
There are several health hazards associated with smokeless tobacco: On the gum or the inside of the cheek, white, leathery patches (leukoplakia) can develop. These lesions have the potential to develop into oral cancer, a type of cancer that affects the lip, tongue, and cheek.
On your gums, cheeks, and bottom of your mouth, leukoplakia manifests as thicker, impossible-to-scrape-off white areas.
Leukoplakia is a sign of cancer although that is not always the case. How different the aberrant cells' structure, size, and appearance are from normal mouth cells determines the likelihood of getting oral cancer. Dysplasia is the name given to this anomaly.
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The _______________ period is the first phase, and is the time from initial contact with the infectious agent to the appearance of the first symptoms.
The incubation period is the first phase, and is the time from initial contact with the infectious agent to the appearance of the first symptoms.
In this period, the disease is asymptomatic although the pathogens are present in our body invading the primary immune system.
What is incubation period?The incubation period is the time period between the exposure of the pathogen to the body and the appearance of the initial symptoms of the disease.
What are pathogens?These are microorganisms that cause disease.
What is primary immune system?The defense system which displayed upon the first contact of the immune system with an infectious agent or pathogen is the primary immune system.
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How many times a day should I feed solids to my 6 month old?
From 6-8 months old, feed your child a portion of a cup of delicate food a few times each day. Your child can eat anything with the exception of honey, which she shouldn't eat until she is a year old.
Babies ordinarily need to eat each 2-3 hours, five to multiple times during the day. It is typical for a child's timetable to change from one day to another, or for infants to eat various measures of food every day. Parental figures can follow a child's prompts, regardless of whether they have laid out a timetable now.
Be that as it may, what happens when your child begins eating strong food: is it conceivable to overload him? The short response is: indeed, on the off chance that you disregard his signals and are not offering the right food varieties. This is an acceptable exhortation en route to forestall overloading your child: Post for prompts and quit taking care of your child when he is full.
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Hind III recognizes a sequence of six nucleotides(AAGCTT) as a cut site. what are the odds that this sequence will occur in a random chain of DNA?
The odds that the palindromic nucleotides recognized by Hind III (AAGCTT) will occur in a random chain of DNA will be 1/4096.
Hind III is a Type II restriction enzyme. It was isolated form Heamophilus influenzae. it requires the cofactor Mg²⁺ for the cleavage of the nucleotide via hydrolysis.
A palindrome is a sequence which is read in the same manner backward or forward. The restriction enzymes cut at such unique palindromic sequences. Since there are 6 nucleotides in the reading sequence of Hind III, therefore the probability of odds will be calculated as: (1/4) × (1/4) × (1/4) × (1/4) × (1/4) × (1/4) = 1/4096.
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what happens to mRNA after it completes transcription?
Answer: After the transcription of DNA to mRNA is complete, translation — or the reading of these mRNAs to make proteins — begins.
Explanation: research
what is the role of sigma in bacteria? (choose the one best answer)
The purpose of sigma in bacteria is to connect to the promoter area of a gene.
What other names do hazardous germs go by?The dangerous bacteria are known as "bad bacteria." They are known as pathogens. These might be picked up from our surroundings. Vibrio cholerae, the bacteria that causes cholera, can be caught by ingesting food or water that has been tainted with an affected person's feces, coming into close touch with an infected person, or both.
Which germs are the most powerful?Enterococcus implicit or explicit, which is referred to be "the world's toughest bacteria" in the Guinness Book of World Records, is able to tolerate harsh climates, nutritional shortages, and 1,000 times as much radiation as an adult person.
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What causes the release of calcium from the sarcoplasmic reticulum?
According to the when a cell is under stress, it can by releasing ca out of its endoplasmic reticulum.
Endoplasmic reticulum: What is it?
The outer membrane is a large combination of tubes membrane that is only found there in cytoplasm of eukaryotic cells. Endoplasmic reticulum: What is it? There are two types of endoplasmic reticulum: one has a surface covered in ribosomes, the other has a smooth surface.
What does the term "rough endoplasmic reticulum" mean?
The inner membrane is the latter, whereas the reticulum is the former. These membranes finally unite with the nuclear membrane's outer layer in a series of continuous folds. Other than sperm or red blood cells, its inner membrane is visible in all other types of cells.
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which of the following correctly describes the structural organization of the cell membrane? group of answer choices a solid, rigid layer of phospholipid with loosely bound protein molecules a bilayer of phospholipid molecules in which protein molecules are embedded and can move a protein bilayer with lipids embedded in a different pattern in different cell types. three layers; lipid on the inside, protein in the middle, and carbohydrates (and polysaccharides) on the outside rigid layers of protein molecules in which carbohydrate molecules are suspended
The Correct option is B; A bilayer of phospholipid molecules in which protein molecules are embedded and can move .
The phospholipid bilayer, which creates a durable barrier between two aqueous compartments, is the membrane's fundamental structure.
Cell membrane refers to the membrane that surrounds the cell. Only particular molecules or ions can flow through it. As a result, it is known as a selectively permeable membrane. Depending on the conditions inside or outside the cell, the cell membrane can also prevent some molecules from passing through.
As a result, the cell membrane serves two functions: first, as a barrier that keeps cell constituents in and undesired things out, and second, as a gate that allows vital nutrients into the cell and waste products out.
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Full Question ;
Which of the following correctly describes the structural organization of the cell membrane?
A. A solid, rigid layer of phospholipid with loosely bound protein molecules
B. A bilayer of phospholipid molecules in which protein molecules are embedded and can move
C. Rigid layers of protein molecules in which carbohydrate molecules are suspended D. Three layers; lipid on the inside, protein in the middle, and carbohydrates (and polysaccharides) on the outside
E. A protein bilayer with lipids embedded in a different pattern in different cell types.
Some organisms that exist today have been on Earth for millions of years, but they have evolved over time. Some of their traits have differed from their ancestors. Which of these is NOT a reason for why an organism would evolve?
A. new traits appearing in their DNA
B. the death of a single group of a species
C. shifts in the continents
D. changes in climate
Please explain why you chose this answer
The death of a single group of a species is not a reason why an organism would evolve. Hence, option B is correct.
What is evolution?Evolution is the shift in a biological population's heritable traits over successive generations. These traits are the expressions of genes, which are passed down through reproduction from parent to offspring.
Populations are thought to evolve mostly through natural selection. However, there are a number of additional mechanisms of evolution, such as gene flow, genetic drift, and mutation.
Therefore, option B is correct.
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What are three differences between Gram-positive and gram-negative cells?
The three differences between Gram-positive and gram-negative cells are as follow.
Gram-positive bacteria are characterized by a thick peptidoglycan subcaste in their cell walls, while gram-negative cells have a thin peptidoglycan subcaste. This difference affects the cell’s capability to take up colorings during the Gram staining procedure, therefore the name. Gram-positive cells are also generally lower than gram-negative cells, The difference in peptidoglycan layers also affects the cell’s permeability. Gram-positive cell walls are more passable than gram-negative cell walls, making them more susceptible to antibiotics. Gram-negative cells also have an fresh subcaste, the external membrane, that helps cover them from antibiotics. Incipiently, gram-positive cells generally contain less inheritable material than gram-negative cells. Gram-positive cells have indirect genomes, while gram-negative cells have direct genomes, allowing them to contain further inheritable material.To know more about Gram-positive bacteria visit:
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Take a second and use the information given about the starting conditions to fill in the values for total body solute, volume, and osmolarity.
If the body is 3L and the osmolarity is 300 mOsM how much solute do you have?
body have an osmolarity-solvent/volume solution of 300=x/3 x=900.
The amount of impermeant molecule in a solution determines its osmolarity, not the type of molecules it contains.
The following equation can be used to determine the osmolarity of samples containing just one kind of solute, such as just glucose or even just sodium chloride:
Osmolarity is calculated as follows: molarity x n x f.
Osmolality regulation. The plasma osmolality is closely controlled and kept between 28 and 95 mOsm/kg. Modifying water intake or excretion helps to keep the plasma osmolality within normal range.
The simplest and most accurate formula to determine plasma osmolality is Posm = 2 [Na(+)]+glucose (mg/dL)/18+BUN (mg/dL)/2.8. Effective osmolality and tonicity is determined by the concentration only of effective osmoles and is expressed as Eosm = 2 [Na(+)]+glucose/18. Plasma tonicity should be between 275-295mOsm/kg of water.body have an osmolarity-solvent/volume solution of 300=x/3 x=900.
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what is the purpose of the iris?
In the vertical plane at the forefront of the eye, at the front of the lens, is a round, colorful structure known as the iris. Its middle is unbound to enable the pupil to enlarge or decrease.
What does the eye's pupil look like?
Pupillae, singular. Light can reach the retina because of the pupil, a black hole in the centre of the the eye's iris. The reason it seems black is that light rays reaching the pupil either are directly absorbed by the cells within the eye or indirectly absorbed following diffuse reflection within the eye which primarily miss exiting the small pupil.
An easy pupil exam is what?
Student testing. An eye specialist or an aid will examine your pupils and look at your retinas during a standard eye exam.
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identify the parts of the nervous system that sense and communicate knee soreness so a person knows to stop running and rest.
Peripheral somatic nervous sense and communicate knee soreness so a person knows to stop running and rest.
A division of your peripheral nervous system that permeates almost every aspect of your body is the somatic nervous system. Your brain receives information from your senses through this system's nerves. Additionally, they allow you to move about by sending orders from your brain to your muscles.
Processing and integrating the information from the many sources so that we can formulate a reaction is done by the brain and spinal cord. Therefore, the primary role of the somatic nervous system is to link the central nervous system (CNS) with organs and striated muscle to carry out our daily activities.
Your somatic nervous system enables you to move and regulate the muscles in every part of your body. Additionally, it delivers data from your four senses—smell, hearing, taste, and touch—into your brain.
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What does a white marker with an orange crossed diamond and black lettering mean?
Answer:
boats must keep out of the area
Explanation:
Black lettering on the buoy or sign gives the reason for the restriction, for example, SWIM AREA. Danger: A white buoy or sign with an orange diamond warns boaters of danger – rocks, dams, rapids, etc.