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Acertain segment of dna can be used as a molecular clock. its rate of mutation is one mutation per 15 million years. examine the dna segments from two different species: species a: gttgagctagtatggacc species b: gataagctagtaaggtca using this example, explain how this information can be used to determine how long ago these two species shared a common ancestor.
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Biology, 22.06.2019 10:30
During a fierce storm a large number of tall trees on an island are uprooted by the wind and die. most of the trees on the island are now short trees and produce seeds that grow into short trees. what concept is shown in this example? question 5 options: natural selection artificial selection genetic engineering gene splicing
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Acertain segment of dna can be used as a molecular clock. its rate of mutation is one mutation per 1...
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