Animal Reproduction and Development Study Guide

This set of flashcards covers key terms and concepts related to Animal Reproduction and Development as outlined in the study guide.

Asexual reproduction

A form of reproduction involving one parent that produces offspring identical to the parent.

Sexual reproduction

A form of reproduction that involves the fusion of male and female gametes, resulting in genetically diverse offspring.

Gametogenesis

The process by which gametes (sperm and eggs) are produced in sexually reproducing organisms.

Fertilization

The union of an egg and sperm cell, resulting in the formation of a zygote.

Embryonic development

The series of changes that occur from the fertilization of an egg to the formation of a fully developed organism.

Sex hormones

Hormones that regulate various aspects of reproduction, including development of reproductive structures and functions.

Cleavage

The early cell divisions that occur after fertilization, resulting in a multicellular embryo.

Blastula

An early stage of embryonic development consisting of a hollow ball of cells.

Gastrulation

The process during embryonic development that forms the three germ layers of cells: ectoderm, mesoderm, and endoderm.

Organogenesis

The process of organ formation during embryonic development.

Gestation

The period of development of the fetus in the womb before birth.

Implantation

The process of the embryo attaching to the wall of the uterus.

Human chorionic gonadotropin (hCG)

A hormone produced during pregnancy that is released by the placenta and helps maintain the pregnancy.

Oxytocin

A hormone that stimulates uterine contractions during childbirth and helps with lactation.