The best statement that describes the conclusion of the given scenario, is that parent can pass on only one factor for each trait to its offspring. The correct option is A.
What is Mendel law?Gregor Mendel proposed the law of inheritance after seven years of research on pea plants.
Mendel's inheritance laws encompass the laws of dominance, segregation, and independent assortment.
In this, the parent can pass on only one factor for each trait to its future offspring.
Thus, the correct option is A.
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Students are each given a 20-gram sample of an unknown solid compound in a clear plastic bag. They are instructed to break the material into smaller parts by gently hitting it with a hammer. Some of the parts break into large chunks and some look like a fine powder.
Which statement correctly describes these broken pieces of the sample?
The fine powder pieces are individual atoms broken from the solid.
The larger pieces are still compounds and the smaller pieces are elements.
Each piece contains the same number of atoms.
Each piece contains the same proportion of different elements.
Answer:
D - Each piece contains the same proportion of different elements
Explanation:
just took the quiz on edge 2021
D, I did the test just now and got 100% :)
7. The living part of earth where life exist *
geosphere
hydrosphere
nitrosphere
biosphere
Answer:
biosphere
Explanation:
The biosphere is made up of the parts of the earth where life exists.
The biosphere extends from the deepest root systems of trees to the dark environment of ocean trenches,to lush rain forests and high mountain tops..
PLEASE HELP ME PLEASE HELP ME PLEASE HELP ME PLEASE HELP ME PLEASE HELP ME PLEASE HELP ME PLEASE HELP ME PLEASE HELP ME PLEASE HELP ME PLEASE HELP ME PLEASE
Answer:
1)F
2)F
3)R
4)F
5)F
6)No change
7)R
8)No change
9)R ?
10) No change
larva stage of insect miving in mass is called
Some organisms are very successful because
Select one:
a. they can reproduce rapidly
b. they can reproduce both asexually and sexually
c. they are varied genetically
d. the species population is large.
Which of the following is an advantage of sexual reproduction?
A. The offspring are genetically different to each other and to the parents
B. A lot of time and energy are required for finding mates
C. The genetic differences help organisms to adapt to their environment and survive
D. Offspring can be produced more slowly than by asexual reproduction
Answer:
C
Explanation: hope it helped
The carrying capacity for a population of frogs in a rainforest ecosystem is 840 frogs, and the maximum rate of increase for this population is 1.0 per individual per year. Using the logistic population growth model, what is the approximate population growth rate for 212 frogs?
4 frogs per year
29 frogs per year
158 frogs per year
314 frogs per year
Answer:
4 frogs per year is the answer
In logistic growth, a population's per capita growth rate gets smaller and smaller as population size approaches a maximum imposed by limited resources in the environment, known as the carrying capacity (K).
Formula used: dN/dT= rN{1-N/K}
Given: k= 840 frogs
N= 212, r= 1 year
To find: r=?
Solution:
putting value in equation:
dN/dT= rN{1-N/K}
dN/dT = 1 x 212 {1-212/840}
so, dN/dT= 158.57 ( approx)
Final answer: The correct option is (c)
158 frogs per year
Thus, we can conclude that 158 frogs per year will be the population of frogs.
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Cellular respiration is essential for the survival of the Euglena. Why?
Please help me.
Answer:
This organism is able to carry out both photosynthesis and cellular respiration. That's why cellular respiration is essential for the survival of the Euglena.
A sequence of chemical processes known as cellular respiration convert glucose into ATP, which can then be used as energy for a variety of bodily functions.
What is cellular respiration?Glycolysis, the citric acid cycle, and oxidative phosphorylation are the three basic processes that take place during cellular respiration. The citric acid cycle happens in the mitochondrial matrix, oxidative phosphorylation happens on the inner mitochondrial membrane, and glycolysis happens in the cytoplasm.
Glucose, ATP, and NAD+ are the initial reactants and ATP and H2O are the end products of cellular respiration. The enzymes phosphofructokinase-1, pyruvate dehydrogenase, and isocitrate dehydrogenase control the rate of cellular respiration.
Disorders that interfere with cellular respiration often impair one or more of the enzymes necessary for it, such as succinyl-CoA synthase or pyruvate kinase.
Therefore, A sequence of chemical processes known as cellular respiration convert glucose into ATP, which can then be used as energy for a variety of bodily functions.
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. Revisa las etiquetas de los alimentos que tengas en tu casa para ver si hay alguno vencido. ¿Qué le recomendarías a tu familia? ¿Por qué?
Answer:
Para comer alimentos sanos y frescos.
Explicación:
Recomiendo a mi familia los alimentos que aún no están vencidos o que son frescos porque los alimentos frescos hacen que nuestra condición de salud sea buena en comparación con los alimentos vencidos. Hay un crecimiento de patógenos como bacterias, hongos, etc.en los alimentos que los hacen dañinos para las personas y causan intoxicación alimentaria en las personas que los consumen, por eso tenemos que ver las etiquetas presentes en los alimentos para verificar su condiciones.
What does a two direction arrow indicate in a chemical equation
Answer:
reversible reaction
Explanation:
The double arrow denotes a reversible reaction. The reactants become products and the products can become reactants again using the same process.
Where are sperm produced?
A. Vas deferens
B. Testes
C. Ejaculatory duct
D. Epididymis
Answer:
Option B
testes not copied
Why do siblings look like their parents but not exactly like them and also
look like each other but not exactly alike? *
A) Siblings receive the same genes from their parents but those are turned on and off in
different ways.
B) Siblings receive the genes from their parents but some become dominant or recessive
differently in each kid.
C) Siblings receive genes from their parents but the combinations are always scrambled
through meiosis.
Answer:
B
Explanation: Seems like the most relevant answer.
the muscular tube that connects the mouth cavity to the stomach
Answer:
Answer:
Esophagus
I hope I have helped you babes ❤️
Hormones are chemical molecules produced by glands. Vasopressin is a hormone secreted by the cells of the hypothalamus, a part of the brain. The hormone regulates homeostasis through its effect on the kidney cells. Which statement is true based on this information?
Answer:
Hormones are chemical molecules produced by glands is true
Answer:
Hormones are chemical molecules produced by glands.
Explanation:
TRUE
Difference between radiation conduction and convection detailed with examples. I’ll give brainliest.
Explanation:
Conduction, convection and radiation are the modes of heat transfer:
Conduction:
Microscopic level of heat transfer
Also called as thermal diffusion(takes place due to atomic vibrations) and is highly invisible
Primarily occurs in solid-solid systems and stagnant liquids
Convection:
Macroscopic level of heat transfer
Primary occurs in fluids(involves bulk movement of fluids)
2 types of convection are possible — with external source of energy (forced convection) and without external source of energy (free convection)
Radiation:
Transfer occurs through electromagnetic waves
No medium is required unlike conduction and convection. Radiation can occur even in vacuum.
These are different processes of transferring energy from one place to another.
Radiation is the sunlight and (heat). It travels as electromagnetic wave and does not need matter to transfer energy. Hence radiation is the only mode of transferring energy in vaccuum, for example, light of visible and invisible wavelengths reaches from the sun and other stars as electromagnetic radiaton. Human body emits heat wave as radiation.
Convection and conduction refers to energy transfer through the motion of matter. The difference is how the molecules of matter move during the energy transfer.
Convection is that mode of energy transfer when matter also transfer from one place to another during energy transfer. Molecules of liquids and gases can move. So convection occurs in liquids and gases. It is visible when water is boiled on a gas burner.
Molecules of solids are too tightly bound to move. They vibrate about some average positions in space. Conduction is that mode of energy transfer when matter on average is not transferred from one place to another. Propagation of sound through solid wall is an example.
A group of students used classroom materials to build a model of cellular structures which statement
describes the best way materials were used to model mitochondria?
А
a beaker with water, to model how the cell gets its shape
B
a battery with wires, to model energy for cellular processes
С
a cloth bag, to model how the cell let's materials into and out of it
D
a computer mouse, to model how the cell controls cellular processes
What are the four
characteristics that identify something as living?
Properties of Life. All living organisms share several key characteristics or functions: order, sensitivity or response to the environment, reproduction, growth and development, regulation, homeostasis, and energy processing. When viewed together, these characteristics serve to define life.
how many new cells does your body produce every day ?
Answer: your body replaces around 330 billion cells per day. At that rate, your body is making over 3.8 million new cells every second.
Answer:
330 billion cells
Explanation:
330 cells every day are replaced equivalent to about 1 percent of all our cells. 3.8 million every second
Identify the structure shown below, describe it in detail. Make sure to include following points.
1. Name of the structure.
2. Nitrogen base pairing.
3. Its role in an organisms body.
Explanation:
1. DNA double helix
2. adenine and thymine cytosine and guanine
3. To contain genetic materials
What is the structure of a Triglyceride?
A. A glycerol head with 3 fatty acid tails
B. 3 Glycogen heads connected to a Hydroxyl tail
C. 3 Hydroxyls connected to a glyceride
D. A glycerol head with 2 fatty acid tails
Answer:
A. A glycerol head with 3 fatty acid tails
Explanation:
One glycerol attached to 3 fatty acids each
The structure of a Triglyceride is a glycerol head with 3 fatty acid tails. Hence the correct option is A.
The structure of a triglyceride consists of a glycerol molecule bonded to three fatty acid tails. Glycerol is a three-carbon alcohol with a hydroxyl group attached to each carbon, while fatty acids are long hydrocarbon chains with a carboxyl group at one end. Through a condensation reaction, the hydroxyl group of each glycerol molecule combines with the carboxyl group of a fatty acid, resulting in the formation of an ester bond.
This process is repeated three times, with each fatty acid binding to a different carbon of the glycerol molecule, thus forming a triglyceride. The three fatty acid tails provide energy storage and insulation properties, while the glycerol molecule serves as a backbone for their attachment. Triglycerides are the main storage form of fat in animals and plants.
Hence the correct option is A.
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Which factor affects the amount of runoff that occurs in an area?
Answer:
Vegetative cover and type of soil.
Explanation:
Vegetative cover and type of soil are the factors that affects the amount of runoff that occurs in an area. Vegetative cover reduce the amount of runoff because it makes the soil porous which absorb more amount of water inside the soil while on the other hand, type of soil also affects the runoff such as sandy soil absorb most of the runoff water and sometimes no water is available for runoff.
Answer:
d
Explanation:
Explain the difference between exponential growth models and logistic growth models and insert a picture of each model.
Answer:
When the per capita rate of increase ( r) takes the same positive value regardless of the population size, then we get exponential growth. When the per capita rate of increase ( r) decreases as the population increases towards a maximum limit, then we get logistic growth.
Explanation:
Exponential population growth: When resources are unlimited, populations exhibit exponential growth, resulting in a J-shaped curve. When resources are limited, populations exhibit logistic growth. In logistic growth, population expansion decreases as resources become scarce.
How many inherited traits are considered in a dihybrid cross?
a.)2
b. )1
c.)3
d.)4
Which of the following best describes bear hibernation?
a. It causes hormonal imbalance and cellular communication failure.
b. It is a disruption between circadian rhythms and environmental cues.
c. It is a physiological condition resulting from north-south and south-north travel.
d. It is a psychological phenomenon that affects people traveling between time zones.
Answer:
the answer is C
Explanation:
ou have isolated a previously unstudied protein, identified its complete structure in detail, and determined that it catalyzes the breakdown of a large substrate. You notice it has two binding sites. One of these is large, apparently the bonding site for the large substrate; the other is small, possibly a binding site for a regulatory molecule. What do these findings tell you about the mechanism of this protein
Answer:
These findings tell us that possibly this protein has an enzymatic function, that is, it is an enzyme.
Its function can be catalytic as well as analytical.
The substrate binding site should be the largest, while the other regulatory site is the smallest.
Explanation:
This happens since hormones regulate their enzymatic activity through inhibitory sites.
They have another smaller binding site, where when an inhibitory molecule binds, it deforms the morphology of the protein causing it to no longer bind to its substrate at the binding site, therefore they inhibit the chemical reaction that is happening within the enzyme. both catalytic and analytical.
True or false
Transpiration pull will be stronger on a hot, humid day more than on a hot
dry day.
Despite the diversity of nature, most organisms contain the same 4 DNA bases.
What are those bases? *
Adenine, thymine, cytosine, uracil
Adenine, thymine, cytosine, guanine
Adenine, thymine, cytosine, lysine
Adenine, uracil, cytosine, valine
Answer:
Adenine, thymine, cytosine, guanine
Explanation:
some things use uracil instead of guanine but its less common. also to remember which ones pair up, remember Apple in the Tree (Adenine pairs with Thymine), and Car in the Garage (Cytosine pairs with Guanine).
do invertebrates have limbs for locomotion?
Terrestrial locomotion has evolved as animals adapted from aquatic to terrestrial environments. Locomotion on land raises different problems than that in water, with reduced friction being replaced by the increased effects of gravity.
hope it helps...
Answer:
Explanation:
Are insects glued to one spot? Think of the mosquito which can land on anything with blood and get what they need. They can also walk around to look for a nice juicy conduit.
Spiders -- same story. They spin their webs and wait to see what hits the webs.
What about the octopus, which has 8 legs to propel him. Almost all insects have ways of moving around.
Which of the following areas of study is pursued by pomologists?
study of plant colors
study of fruits and nuts
study of grape cultivation
study of floral design
3 times the sum of 2 and y?"
Answer and Explanation:
3(2 + y) is the answer.
The 3 is multiplying the 2 and y inside the parenthesis.
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