A sequence variant of a gene is called a(n)
A) allele.
B) mutation.
C) nucleotide polymorphism.
D) ribotype.
Correct Answer:
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Q4: Microorganisms were probably restricted to the oceans
Q6: Which statement most closely expresses our present
Q7: The most widely used molecule in sequence-based
Q10: A monophyletic group is a group that
A)
Q12: A key concept in evolution is that
Q14: Compared with today, the temperature on Earth
Q16: Horizontal gene transfer
A) is so rare over
Q17: The earliest RNA probably functioned in
A) catalysis.
B)
Q18: Evolution is driven by
A) random mutation.
B) novel
Q19: LUCA is
A) the last universal common ancestor.
B)
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