You Discover a New Species of Bacteria That Grows in Aquatic

question 67

Multiple Choice

You discover a new species of bacteria that grows in aquatic environments with high salt levels.While studying these bacteria,you note that their internal environment is similar to the salt concentrations in their surroundings.You also discover that the internal salt concentrations of the bacteria change as the salt concentration in their environment changes.The new species can tolerate small changes in this way,but dies from large changes because it has no mechanism for altering its own internal salt levels.What type of homeostatic mechanism is this species using to regulate its internal salt levels?

• A)conformation
• B)regulation
• C)integration
• D)assimilation
• E)acclimatization

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Definitions:

Irises

The colored part of the eye that surrounds the pupil and controls the amount of light entering the eye by adjusting the size of the pupil.

Pupils

The circular openings in the center of the iris of the eye, through which light enters, and their size adjusts in response to light intensity.

Corneas

The corneas are the clear, dome-shaped outer surfaces of the eye that help focus incoming light, contributing to the eye's overall ability to see.

Scleras

The white outer layer of the eyeball, serving as a protective outer coating.