Answer:
Evolution means that a population undergoes changes in its gene frequencies over time.
Dna extration from a onion and from a cauliflower would be different because even though all DNA is composed by the same nucleotides (A, T, C and G), the sequence of their genes will be different. That difference is why a cauliflower doesn't look like a onion. The cauliflower has genes that, when expressed, make the organism look like cauliflower and nothing else..
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The facial and upper neck and the body's muscles
Answer:
It creates half the number of cells in the diploid parent call. To which it then follows the rest of the reproduction cycle