How Is Stimulus Control Developed

question 20

Essay

How is stimulus control developed?

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Definitions:

Holoblastic Cleavage

A type of cell division in embryonic development where the entire egg is evenly divided into smaller cells, common in mammals and amphibians.

Fertilization Envelope

A protective layer that forms around the egg cell of some species immediately after fertilization, blocking additional sperm from entering the egg.

Plasma Membranes

The semipermeable membrane surrounding the cytoplasm of a cell, controlling the passage of substances in and out.

Blastula

An early stage of embryonic development in animals, characterized by a hollow sphere of cells surrounding a fluid-filled cavity.