题目内容

The word "vulnerable"(Line 6, Paragraph 2)most probably means______.

A. entirely wiped out
B. on the alert
C. easy to be attacked
D. getting immune

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Which of the following can be the advantage of enhancement evolution?

A. Bringing in delicate changes to genes.
B. Replacing natural selection.
Changing human species entirely.
D. Enhancing human immunity.

It can be inferred from the first paragraph that______.

A. Louis Brandeis is reconsidering his view on evolution
B. the course of evolution may speed up owing to human intervention
C. human beings may skip over any natural selection in future
D. the aim of biotechnology is to create a whole new species

decide whether the following translations are true or false. most studies use future

decide whether the following translations are true or false. but to biologists, “intelligent design” smacks of faith-based science. 译文:但对生物学家来说,智慧设计有着以宗教信仰为基点的科学的意味。 ()

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