Which of the following statements is true of the sex-determining region, Y chromosome (SRY)?
A. It carries genes that control normal functioning of the ovaries.
B. It is secreted by the testis-determining factor (TDF).
C. It is involved in gonad differentiation in both males and females.
D. It is a gene related to the prenatal differentiation of the gonads.
Answer: D
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Married people have less sex than single people
Indicate whether the statement is true or false.
Children two to five years old frequently display sexual behaviors; the frequencies of which ____
a. increase around six to nine years old, and diminish around eleven or twelve years old. b. diminish around six to nine years old, and increase around eleven or twelve years old. c. plateau around six to nine years old, and increase around eleven or twelve years old. d. increase around six to nine years old, and plateau around eleven or twelve years old.
Brahmacharya is to be cultivated by followers of Hinduism
A. during the course of married life. B. both at the beginning and at the end of life. C. once in a lifetime when entering adulthood. D. in order to achieve sexual pleasure.
Which of the following statements is true of the pituitary gland and the hypothalamus?
A. The hypothalamus directly secretes the follicle-stimulating hormone (FSH) and luteinizing hormone (LH). B. The hypothalamus solely focuses on regulating the eating behavior in humans. C. The pituitary is the master gland of the endocrine system. D. The pituitary and the hypothalamus are located in the frontal lobe.