Answer:
air
Explanation: without air you can cant even live
What role do the proteins in a virus’s outer coat play in the invasion of a host cell?
Answer:
They fit the proteins on the surface of the host cell.
Explanation:
The proteins in a virus's outer coat play a significant role in the attachment with the host cells and invade the host body.
What do you mean by Virus?A Virus may be defined as a microorganism that infects cells and may cause diseases.
The outer coat of the virus consists majorly of spike proteins that attach to the host cells and enter the body through the process of endocytosis.
Therefore, the proteins in a virus's outer coat play a significant role in the attachment with the host cells and invade the host body.
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help ill give brainliest aand 5 star
Answer:
7, 20,000,000
Explanation:
There are 7 major plates that make up most of the continents and the Atlantic and Pacific Ocean.
A plate is considered a major plate if it covers an area of more than 20,000,000 km^2
Which of the following cannot be used to produce electricity?
a) Biomass
b) Wind
c) Geothrmal
d) Stones
Answer: D 100% I KNOW :D
Explanation:
Answer:
D
Explanation:
stones don't have electricity it is just something found in nature.
Scientists have studied the return of plant life on Mount St. Helens ever since the volcano erupted in
1980. Wildflowers began colonizing the area, followed by shrubs and small trees. Scientists predict
that it will likely take hundreds of years before the area returns to a forest dominated by fir and
hemlock trees. These changes are an example of:
a. humans degrading an ecosystem by removing wildflowers
b. the loss of genetic variation in a plant species
C. the growth of a forest through ecological succession
d. the biological evolution of wildflowers, shrubs, and trees
Answer:
C.
The ecosystem there will definitely go through ecological succession by which the structure of the flora there will evolve over time into forests.
In an area of East Texas, the most intense competition would most likely occur between white-tailed deer and
A. brown bears
B. squirrels
C. other white-tailed deer
D. coyotes
Given what we know, we can confirm that the most intense competition would most likely occur between white-tailed deer and other white-tailed deer.
Why would white-tailed deer most likely compete with themselves?This has to do with food sources. Of the many animals listed, none of them share a food source with the white-tailed deer. The deer are herbivores that feed primarily on grass and shrubs. The bears and coyotes are carnivores that feed on other animals such as the deer themselves. While squirrels are herbivores but do not compete with the deer for food.
Therefore, given that other deer are the only animals listed that are after the same food source, we can confirm that the most intense competition would most likely occur between white-tailed deer and other white-tailed deer.
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Answer:
c
Explanation:
just took it
What evidence will you look for during this experiment to help you determine the best concentration of saline for your patient?
(principle of biomedical science, activity 3.2.2.)
To help you determine the best saline concentration for your patient, it is necessary to know the dilution factor.
How to find the dilution factor?You can identify a solution dilution by the amount of solute in the total volume, expressed as a ratio. For example, a chemical substance can be prepared in a 1/10 (1:10) dilution of alcohol, indicating that a 10mL vial contains 1mL of the substance (solute) and 9mL of alcohol (diluent).
With this information, we can conclude that to help you determine the best saline concentration for your patient, you need to know the dilution factor.
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The best concentration of saline would be the one that does not result in a change in the cells' mass.
What is yhe role of decomposers in an ecosystem?
We used a lonza electrophoresis device to study the dna methods in our lab. What part of the electrophoresis set up is represented by a? [5]
The image to determine the 'component a' is not found here, but the electrophoresis device is composed of an agar/polyacrylamide gel, a chamber and poles (cathode and anode).
What is electrophoresis?Electrophoresis is a device used in the laboratory to separate biomolecules depending on their charge and mass.
The electrophoresis device consists of an agar/polyacrylamide gel, a chamber, and two poles: cathode (positive) and anode (negative).
Electrophoresis is very useful to separate DNA molecules, which migrate to the positive pole due to their negative charge.
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Thoroughly analyze the alguments made in the article regarding potential
evolutionary links between the australopithecines and the ancestors of
the genus Homo. What evidence is provided by the author to conclude
that the later paranthropoids were not direct ancestors of modern
humans? Is this evidence sufficient to support his claim? Why or why not?
Extinct species of hominins known as Australopithecus may have been the ancestors of modern humans (Homo sapiens). The first fossils, which were found in South Africa, are referred to as Australopithecus.
After almost a century of findings, the first species to be called Australopithecus was given that name in 1925, and today, paleoanthropologists may access a sizable collection of fossilized hominin remains from Africa. High-quality fossils of early human species are still very hard to find despite decades of research, making it even more important for scientists to continue finding them in order to better understand the biology and variety of Australopithecus. The Great Rift Valley in eastern Africa, the limestone caves of South Africa, the sedimentary deposits of the Chad Basin, and the Djurab Desert are the only places on earth where geological circumstances are favorable for the preservation and excavation of hominid fossils (an arid region in central Chad).Learn more about the Australopithecus with the help of the given link:
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Plants are ? They make their own food.
Animals are? They consume other organisms for food
Answer:
Plants are producers.
Animals are consumers.
Why does the moon have craters in it?
Answer:
Because the Earth has an atmosphere, the Moon has more craters than the Earth. While we sweep up a lot more things because of our higher gravity, the majority of it burns up on entrance and never reaches the earth. Earth also possesses liquid water. This is significant in two ways: first, most things that strike water do not create a crater, and second, water erodes previous craters.
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Which chromosomes shown below are homologous?
A) B and C
B) D and B
C) C and A
D) A and B
The chromosomes shown below are homologous: C and A, which are in option C as Homologous chromosomes are a pair of chromosomes that carry genes for the same traits, such as eye color or height.
What are homologous chromosomes?Homologous chromosomes are important for the process of meiosis, which is the type of cell division that produces gametes (sex cells) in eukaryotes. During meiosis, homologous chromosomes pair up and exchange genetic material in a process called crossing over. This allows for the mixing and shuffling of genetic information, which increases genetic diversity and contributes to the evolution of populations.
Hence, the chromosomes shown below are homologous in C and A, which are in option C. Homologous chromosomes are a pair of chromosomes that carry genes for the same traits, such as eye color or height.
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The _____ theory is the theory of color vision that suggests three types of cones in the retina each make a maximal chemical response to one of three colors: blue, green, or red.
Answer:
It's the Trichromatic theory
Explanation:
The blank the temperature of an object the lower it’s thermal energy
Answer:. An abject with a higher temperature always has greater thermal energy than an object with a lower temperature
Explanation:
Earthquakes also produce transverse waves that move more slowly than the p-waves. These
waves are called secondary waves, or s-waves. If the wavelength of a s-wave is 2.3 x104 m, and
its speed is 4.5 km/s, what is the frequency?
The frequency of the wave is 0.196 Hz
Speed of a waveThe speed of a wave is given by v = fλ where
f = frequency and λ = wavelengthFrequency of the waveMaking f subject of the formula, we have
f = v/λ
Since
v = speed of wave = 4.5 km/s = 4.5 × 10³ m/s and λ = wavelength = 2.3 × 10⁴ m.Substituting the values pof the variables into the equation, we have
f = v/λ
f = 4.5 × 10³ m/s ÷ 2.3 × 10⁴ m.
f = 1.957 × 10⁻¹ Hz
f = 0.1957 Hz
f ≅ 0.196 Hz
So, the frequency of the wave is 0.196 Hz
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Domestic cats transfer their genetic information to their offspring by meiosis. If a kitten has 38 chromosomes, how many chromosomes does the kitten inherit from its mother?
Answer:
17
every organis contains half of its parents genetic makeup.
Eg human have 46 chromosomes, getting 23 from each parent.
Which process, mitosis to meiosis, creates genetically identical cells?.
Answer:
mitosis
Explanation:
The result of mitosis is two identical daughter cells, genetically identical to the original cell, all having 2N chromosomes.
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A student wanted to find out more about the cell cycle.
The student made a slide of an onion root tip.
She counted the number of cells in each stage of the cell cycle in one field of view.
The table below shows the results.
UNDAN
Stages in the cell cycle
Stage 1 Stage 2 Stage 3 Stage 4
Non-dividing cells
Total
Number of cell
20
S
9
9
4
2.
2
1
36
Each stage of the cell cycle takes a different amount of time.
Which stage is the fastest in the cell cycle?
Answer:
ask ya momma, duh duh dummy
Explanation:
do ya own work
Match the following in order from smallest (1) to largest (6)
Answer: biosphere, biome, ecosystem, community, population, and individual
The correct order from smallest to largest is the following:
Individual-population-community-ecosystem-biome-biosphere.
What is a biosphere?A biosphere is a large ecosystem in which both biotic and abiotic organism live.
An ecosystem is an area where plants, animals, and all other factors live together.
There are different types of ecosystem are present in a biosphere.
Thus, the correct order is
Individual-population-community-ecosystem-biome-biosphere.
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Plant and animal cells are classified as what type of cell?.
Answer:
eukaryotic
Explanation:
How does adh and aldosterone work to incrase blood volume levels
Answer:
Aldosterone causes an increase in salt and water reabsorption into the bloodstream from the kidney thereby increasing the blood volume, restoring salt levels and blood pressure.
Explanation:
How does the Hardy-Weinberg equation work? With only the information q2=0.0036, how do I find the other numbers? I would greatly appreciate it if someone could help explain this to me, I have been stuck on this for a while. Thank you :))
Answer:
We can find the value of p and q with the following 2 formula.
p + q = 1 and p2 + 2pq + q2 = 1
Explanation:
Here,
q2=0.0036
So, q = [tex]\sqrt{0.0036}[/tex] = 0.06
Using formula, p + q = 1
p = 1 - q
p = 1 - 0.06
p = 0.94
So, based on the value of p and q you can find other required solutions.
The term used for all floating and drifting organisms in the sea is:
Answer: Plankton
Explanation:
Plankto ( drufter or wanderer ) is carried by tides and currents
How are temperature and carbon dioxide detectors useful in detecting concealed animals?
Answer: answer below ⬇
hope this helps ya out # blueberrysugar
The broadest taxonomic group for classifying living organisms is the.
Answer: kingdom
Explanation: The broadest category of the organism in biological taxonomy is a kingdom. Each unit or category of classification is termed as a taxon. It represents a rank.
Which of the following statements about prokaryotic cells is correct?
They reproduce ase xually through a form of cell division called binary fission.
They contain multiple chromosomes floating in the cytoplasm.
They have a single DNA strand within a membrane-bound nucleus.
They reproduce s exually by exchanging genetic information during conjugation.
Answer:
Answer is here : according to this you can right ur ans
Answer:
the answer would be A
Explanation:
prokaryotic cells reproduce ase.xually through a form of cell division called binary fission'
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An animal is born with a random mutation that results in larger than normal ears for its species. As a result, the animal is able to hunt both small and large prey.
How can this mutation be best described?
vive increases
What’s the answer
You already selected it! It's a beneficial effect since the animal's ability to survive increases! :)
All of the following are rivers in the fertile crescent except for the _____.tigrisnilejordaneuphrates
can someone help me out with this? i truly don't understand it :]
Hi! I believe the answer is D. The sun's gravity keeps the earth from floating away (which is what the blue arrow represents). It's being constantly pulled towards the sun, keeping it in orbit (represented by the purple arrow)
I'm not quite sure what the pink arrow is supposed to be
Let me know if you still don't understand :)
Which of the following statements best explains the pattern seen on the gel with regard to the size and charge of the molecules? Circle all that are correct.
Molecules A and B are positively charged, and molecule A is smaller than molecule B.
Molecules A and B are negatively charged, and molecule A is smaller than molecule B.
Molecules C and D are positively charged, and molecule C is larger than Molecule D.
Molecules C and D are negatively charged, and molecule C is smaller than Molecule D.
The following statement best explain the pattern of seen on the gel electrophoresis.
Molecules A and B are positively charged, and molecule A is smaller than moleculeWhat is gel electrophoresis?Gel electrophoresis is a laboratory technique that is used to separate combinations of DNA, RNA, or proteins base on their molecular size. In gel electrophoresis, the molecules to be separated are put and push forward by an electrical field through gel that that have small pores.
Therefore, The following statement best explain the pattern of seen on the gel electrophoresis.
Molecules A and B are positively charged, and molecule A is smaller than molecule.Learn more about gel electrophoresis here.
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