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kirill115 [55]
3 years ago
8

What must be present for natural selection to occur?

Biology
1 answer:
meriva3 years ago
5 0
There are 4 thing that need to happen for natural selection to occur:
1) reproduction
2)heredity
3)variation in fitness or organisms
4)variation in individual characters of the population.
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A copy of the DNA is made and then the cell divided
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Select the situation bellow that would produce a total Displacement of zero. A. A trip to the moon and then to Mars B. A horse g
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Answer:

D.A round-trip ride to school and back

Explanation:

A round-trip ride to school and back would produce a total Displacement of zero.

You start and stop at the same place.

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Q 15.19: Cell bodies of preganglionic neurons of the parasympathetic division are located in which of the following cranial nerv
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C. III, VII, IX, and X

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The parasympathetic division of autonomous nervous system is also known as craniosacral division. The cell bodies of preganglionic neurons of  parasympathetic division are located in the lateral gray matter of sacral segments (S2-S4) of spinal cord and in the nuclei of four cranial nerves in the brain stem. These cranial nerves as namely: oculomotor nerve (III), facial nerve (VII), glossopharyngeal nerve (IX), vagus nerve (X).

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A plant that reproduces sexually has flowers that contain both male pollen and a female ovary. The plant cross-pollinates and fo
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Select the correct answer from each drop-down menu. what are the four types of nitrogen bases of dna nucleotides? the four types
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The four types of nitrogen bases of dna nucleotides are:

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  2. Cytosine (C)
  3. Ganine (G)
  4. Thymine (T).

These bases form specific pairs (A with T, and G with C).

<h3>What is DNA nucleotides?</h3>

Nucleotides can be defined as those organic substances consisting of a nucleoside and a phosphate.

They serve as monomeric units of the nucleic acid polymers –

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So therefore, the four types of nitrogen bases of dna nucleotides are:

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Learn more about DNA nucleotides:

brainly.com/question/16273896

#SPJ1

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2 years ago
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