The Developmental Period During Which a Being Grows from a Single

question 23

Multiple Choice

The developmental period during which a being grows from a single cell to an organism complete with brain and behavioral capabilities in 9 months is called

• A) prenatal.
• B) infancy.
• C) early childhood.
• D) middle childhood.

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Definitions:

Gamete

A mature haploid male or female germ cell which is able to unite with another of the opposite sex in sexual reproduction to form a zygote.

Nucleus

The central and most important part of an atom, containing protons and neutrons, or a membrane-bound organelle in eukaryotic cells that contains the genetic material.

Zygote

The initial cell formed when a new organism is produced by sexual reproduction, resulting from the fusion of two gametes (sperm and egg).

Gamete

A mature sexual reproductive cell, such as a sperm or egg, that unites with another cell to form a new organism.