An Environment Would Be Considered Harsh to an Organism If

question 106

Multiple Choice

An environment would be considered harsh to an organism if:

• A) it would be difficult for the individual to maintain homeostasis.
• B) the temperatures are extreme.
• C) salinity varies.
• D) pressure gradients are large.
• E) light levels are low.

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Definitions:

Dentin

A calcified tissue that forms the main body of a tooth beneath the enamel and surrounds the tooth pulp.

Cementum

A calcified tissue that covers the roots of teeth and helps anchor them into the jawbone.

Amino Acids

Natural compounds which come together to create proteins, functioning as essential components of living organisms.

Active Transport

The process in which molecules travel through a cell membrane from an area of lesser concentration to an area of greater concentration, necessitating the use of energy.