PKU detection includes
a. prenatal karyotyping.
b. urine analysis at puberty.
c. blood tests at puberty.
d. saliva tests.
e. urine analysis and blood tests at birth.
ANSWER: e
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The cuticle
a. conserves water. b. reduces absorption of carbon dioxide by the plant. c. relegates transpiration to the stomata. d. helps prevent wilting. e. does all of these
Which of the structures on Figure 50-3 is a common site of cancer that can usually be detected by a
Pap smear? a. 4 b. 5 c. 6 d. 7 e. 8
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