Chapter 10: Reproductive Behavior

Chapter 10: Reproductive Behavior

 

Complete Chapter Questions With Answers

 

Sample Questions Are Posted Below

 

Multiple-Choice Questions

 

10.1-1. The adulthood psychological adjustment achieved by Bruce-Brenda-David, the male twin whose penis was ablated during a botched circumcision procedure at age 7 months, suggests that

1. nature’s impulse is to create a female.
2. sexual identity may not be easily shifted by the upbringing of a child.
3. regular injections of testosterone can shift sexual identity.
4. genetic type is less important than are social factors.
5. normal circumcision can alter sexual identity.

Difficulty: 1

Question ID: 10.1-1

Page Ref: 324

Topic: Opening Vignette

Skill: Factual

Answer: b. sexual identity may not be easily shifted by the upbringing of a child.

Rationale: The case of Bruce suggests that sexual identity may be rooted in biology and not easily shifted by environmental factors.

 

10.1-2. Which of the following are examples of sexually dimorphic behaviors in rats?

1. eating
2. parenting
3. mating
4. sleeping
5. all locomotion

Difficulty: 1

Question ID: 10.1-2

Page Ref: 324

Topic: Introduction

Skill: Conceptual

Answer: c. mating

Rationale: Mating is an example of a sexually dimorphic rat behavior.

 

10.1-3. An example of a sexually dimorphic behavior noted in humans would be

1. breathing.
2. eating.
3. breastfeeding.
4. grooming of hair.
5. vigorous exercise.

Difficulty: 1

Question ID: 10.1-3

Page Ref: 324

Topic:  Introduction

Skill: Conceptual

Answer: c. breastfeeding.

Rationale: An example of a sexually dimorphic behavior noted in humans would be breastfeeding of an infant.

 

10.1-4. Gametes are unique reproductive cells that

1. secrete Müllerian-inhibiting substance.
2. contain 23 pairs of chromosomes.
3. carry half the genetic information of other cells of the body.
4. are formed by the union of an egg and a sperm during fertilization.
5. will eventually form the sex organs of the fetus.

Difficulty: 2

Question ID: 10.1-4

Page Ref: 324-325

Topic:  Production of Gametes and Fertilization

Skill: Factual

Answer: c. carry half the genetic information of other cells of the body.

Rationale: Gametes are unique reproductive cells that carry half the genetic information of other cells of the body.

 

10.1-5. The genetic sex of a fetus is determined by

1. the hormones produced by the pituitary during fetal development.
2. a single gene on the X chromosome.
3. the gonads.
4. the father’s sperm.
5. the phase of the menstrual cycle during which fertilization occurs.

Difficulty: 2

Question ID: 10.1-5

Page Ref: 325

Topic:  Production of Gametes and Fertilization

Skill: Factual

Answer: d. the father’s sperm.

Rationale: The genetic sex of a fetus is determined by the father’s sperm.

 

10.1-6. Which of the following is true of the sex chromosomes?

1. Factors coded on the Y chromosome control the development of the male sex glands.
2. The Y chromosome contains the blueprints for the male fetus.
3. The sex chromosomes are the largest among the 23 pairs.
4. The mother donates her Y chromosome to form a female fetus.
5. The Y chromosome contains the blueprints for the female fetus.

Difficulty: 2

Question ID: 10.1-6

Page Ref: 325

Topic:  Development of the Sex Organs

Skill: Factual

Answer: a. Factors coded on the Y chromosome controls the development of the male sex glands.

Rationale: With regard to the sex chromosomes, factors coded on the Y chromosome controls the development of the male sex glands.