What Do We Call the Sac in Which the Embryo

question 93

Multiple Choice

What do we call the sac in which the embryo resides?

• A) the ectoderm
• B) the amnion
• C) the germ disc
• D) the placenta

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Definitions:

Connective

Often refers to connective tissue in biology, which supports, binds together, or separates other tissues or organs of the body.

Mucus

A slippery secretion produced by, and covering, mucous membranes primarily in the respiratory, digestive, and reproductive systems, aiding in protection and lubrication.

Muscle

Muscle is a tissue in animals that contracts to produce movement, consisting of smooth, skeletal, and cardiac types.

Nervous

Pertaining to the nerves or nervous system, the network in organisms for transmitting signals between different body parts.