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True or False
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1.
Chromosomes are contained in the nucleus of a cell.
A)True
B)False
2.
Humans have approximately 20,000 to 25,000 genes.
A)True
B)False.
3.
Sickle-cell anemia occurs most often in Asian Americans.
A)True
B)False
4.
The epigenetic view emphasizes how heredity directs the kind of environmental experiences individuals have during their lifetime.
A)True
B)False
5.
The trophoblast develops into the systems that provide nutrition and support for the embryo.
A)True
B)False
6.
The placenta is a sac that contains a clear fluid in which the embryo floats.
A)True
B)False
7.
The type and severity of abnormalities caused by a teratogen are linked to the genotype of the pregnant woman and the genotype of the fetus.
A)True
B)False
8.
Moderate drinking during pregnancy can have negative effects on the fetus.
A)True
B)False
9.
A mother who is HIV positive should avoid breast-feeding her infant.
A)True
B)False
10.
The last stage of birth is the longest stage.
A)True
B)False
11.
Natural childbirth attempts to reduce a mother's pain through education, breathing methods and relaxation techniques.
A)True
B)False
12.
In the United States, approximately 35 percent of babies are born at home.
A)True
B)False
13.
In the United States, there has been a decrease in low birth weight infants in the last two decades.
A)True
B)False
14.
The Brazelton Neonatal Behavior Assessment Scale is administered 24 to 36 hours after birth.
A)True
B)False
15.
A newborn must have close contact with the mother in the first few days of life to develop optimally.
A)True
B)False





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