Chapter 37, Problem 7STP

Summary Introduction

Introduction:

Puberty is the period of physical development by which the body of an infant matures into an adult that can reproduce sexually. The hormones from the brain to the gonads activate and the ovaries of a female, the boy's testes also becomes for reproducing sexually. The period of puberty takes place during 10-20 years of age.

Answer to Problem 7STP

Correct answer:

The correct answer is option (B) childhood to adolescence.

Explanation of Solution

Explanation/justification for the correct answer:

Option (B) childhood to adolescence. Sometimes it is also referred to as teenage, puberty that covers the period from 10-20 years of age in a child’s development. It refers to the second decade of the life span. So, this is correct answer.

Explanation for incorrect answer:

Option (A) adolescence to adulthood. Adolescence to adulthood is a stage of physical and psychological development that occurs during the period from puberty to legal adulthood. So, this is an incorrect answer.

Option (C) fetus to infant. A fetus begins from 8 weeks after conception. So, this is an incorrect answer.

Option (D) zygote to fetus. The zygote starts as a single cell. So, this is an incorrect answer.