AP Biology (Mader), 11th Edition

Chapter 30: Human Evolution

Pre-Test

1
Molecular studies of _____ among human populations confirm a common ancestor to all humans no more than a million years ago.
A)mitochondrial DNA
B)transposons
C)rRNA
D)cytochromes
2
Which of the following is responsible for the powerful and precise grip of humans?
A)Five digits
B)Opposable thumbs
C)Sensitive pads on the underside of the fingers
D)Flat nails
3
Primates are well adapted for living in the _____.
A)ocean
B)desert
C)arctic
D)trees
4
All of the following characteristics distinguish primates from other mammals EXCEPT:
A)Opposable thumb
B)Nails instead of claws
C)Mammary glands
D)A large, complex brain
5
_____ occurs when natural selection is influenced by cultural achievements rather than by anatomic phenotype.
A)The origin of ethnic groups
B)Genetic drift
C)Biocultural evolution
D)Nonrandom mating
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