The total fertility rate (TFR) is defined as the number of ____
a. births per woman
b. conceptions per woman
c. women within child-bearing age
d. women on fertility drugs
Answer: A
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Suppose someone develops a new test of "roommate compatibility.". Which of the following could measure the validity of the test?
a. Check whether the distribution of scores is similar at a variety of colleges. b. Give the test at the beginning and end of the semester and compare the scores. c. See whether the test results predict which students will request a change of roommate. d. See whether the test results predict students' grades.
Once in the uterus, the zygote
a. stops dividing into more cells. b. becomes implanted immediately. c. wanders around for 3 or 4 days before becoming implanted. d. is now called a fetus.
__________ studies the nature and causes of behavior and mental processes in social situations
a. Group psychology c. Social psychology b. Cultural psychology d. Environmental psychology
What causes the undifferentiated (or indifferent) gonads to become the testes?
A. Müllerian-determining factor B. a protein made from the SRY gene C. ovarian-inhibiting substance D. a neurotransmitter released from the inactive X in an XX-fertilized ovum