Kathleen and Alphonse are expecting their first child, and are having a pleasant conversation about the sex of the baby. Kathleen says, "Well, as long as all of the chromosomes are X, we'll be having a girl!" How can Alphonse best respond?
a. "That isn't exactly right, since it is an XY chromosomal pattern that produces a female baby."
b. "Actually, it is only one pair of chromosomes that determines the sex of the baby, but as long as they are both X, you will have a girl.".
c. "It is not the chromosomes, but the genes that make up the chromosomes that determine whether we'll have a son or a daughter.".
d. "We still have six months to go before the sex of the baby will be determined by the 15th and 16th pairs of chromosomes.".
b
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a) one-half b) one-third c) three-quarters d) one-quarter
Leanne's father is a criminal lawyer and her mother is a surgeon. They live in an urban neighborhood with a diversity of cultures. Leanne would be considered
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In general, research on the health effects of environmental tobacco smoke (passive smoking) has found that passive smoking
A) ?may slightly increase people's risks for lung cancer. B) ?neither increases nor decreases risk of lung cancer. C) ?decreases people's risk for getting lung cancer. D) ?doubles people's risk for getting lung cancer.
________ is a lung disease common in later life with symptoms including shortness of breath and catastrophic thoughts about physical symptoms.
a. Congestive heart failure b. COPD c. Pulmonary edema d. Cardiovascular disorder