问答题

Which of the following chains describes the right process of human evolution?
A．Apelike ancestors→Homo sapiens→modern humans.
B．Apelike ancestors→Homo erectus→modern humans and Neanderthals.
C．Homo sapiens→Homo erectus→modern humans.
D．Homo erectus→Neanderthals→modern humans.

A.Apelike
B.
B．Apelike
C.
C．Homo
D.
D．Homo
E.

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Kevin Mitchell raises doubts about Gerald Crabtrees hypothesis in all of the following aspects EXCEPT its______.
A．self-contradictory nature
B．neglect of the power of natural selection
C．research methodology and references
D．characterization of genes

A.
A．self-contradictory
B.neglect
C.research
D.characterization

Which of the following would Gerald Crabtree most likely DISAGREE with?
A．Genetic mutations play a significant part in the decline of human intelligence.
B．Harmful mutations tend to be unchangeable and easy to get rid of.
C．Human beings today are no longer pressured to improve their intellect.
D．Natural selection is useful in the process of evolution only on some occasions.

A.Genetic
B.
B．Harmful
C.
C．Human
D.
D．Natural
E.