皮皮学，免费搜题
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搜题
【单选题】
远处物体的光线聚焦于视网膜之后的眼折光异常是:A.
近视眼
B.
远视眼
C.
散光眼
D.
老视眼
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皮皮学刷刷变学霸
举一反三
【单选题】What is the function of genetic testing according to this passage?
A.
It helps people know what health problems their parents ever experienced.
B.
It enables people to change those dangerous genes to better ones.
C.
It reveals possible genetic diseases people may have.
D.
It calls on the public to help people who have bad genes.
【单选题】Identity is determined by genetic () (what is inherited from parents), shaped by environment, and influenced by chance events.
A.
endowment
B.
luxury
C.
recollection
D.
expound