Genetics studies of human populations have revealed that:
A) Homo sapiens probably did not evolve from primates.
B) it is nearly impossible to determine the relatedness of human populations.
C) human populations vary tremendously at the level of DNA sequences.
D) humans have very little genetic variation compared to other mammals.
E) all humans are virtually identical.
Correct Answer:
Verified
Q26: Which group contains mostly unicellular, eukaryotic organisms?
A)Bacteria
B)protists
C)Animalia
D)Fungi
E)Plantae
Q27: Modern systematics constructs clades and evolutionary relationships
Q28: Before 1970, what was the basis for
Q29: Which of the following is prokaryotic?
A)Vibrio cholerae
B)sponges
C)ferns
D)gorillas
E)humans
Q30: Systematics reassigns phylogenetic placement based on:
A)physical features.
B)reproduction.
C)new
Q32: Which of the following is NOT a
Q33: What should biologists do when two similar
Q34: An organism with a nucleus would be
Q35: Which of the following is eukaryotic?
A)humans
B)Archaea
C)Bacteria
D)Monera
Q36: Why do some biologists not consider reptiles
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