Given the Molecular Clocks in Figure 21

question 92

Multiple Choice

Given the molecular clocks in Figure 21.15 below, you can conclude that reptiles and mammals should have approximately _____ amino acid differences between them in cytochrome c.

• A)5
• B)10
• C)15
• D)20

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Fraternal Twins

Twins that develop from two different eggs fertilized by two different sperm, resulting in siblings that are genetically distinct.

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