After Gastrulation, the Endodermal Cells Contribute to the Developing

question 261

Multiple Choice

After gastrulation, the endodermal cells contribute to the developing

• A) hair, nails, and sweat glands.
• B) blood vessels.
• C) lining of the digestive and respiratory tracts.
• D) heart.
• E) skin.

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Definitions:

Predation

An ecological interaction where one organism, the predator, kills and eats another organism, the prey, as a source of food.

Natural Selection

The method through which creatures more suitably suited to their surroundings are more likely to perpetuate their lineage by surviving and having more descendants.

Behavior

What an animal does and how the animal does it, usually in response to stimuli in the environment.

Bodies

The physical structure of an organism, including the bones, muscles, and organs that constitute its form and function.