Carrier-Mediated Transport Is Necessary When

question 59

Multiple Choice

Carrier-mediated transport is necessary when

• A) diffusion will not allow adequate amounts of a substance to enter the cell.
• B) movement into the cell is against a concentration gradient.
• C) the level of nutrients in nature is very low.
• D) nutrient concentration is very low in the environment, is higher inside of the cell, or diffusion is not possible.

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Definitions:

Tails

The extreme ends of a distribution, representing outcomes that are far from the central peak of the distribution.

Flipping

Flipping typically refers to buying assets, such as real estate or stocks, and quickly selling them for a profit.

Dependent

Being influenced by another variable, in statistics, refers to the variable whose value is predicted in a regression analysis.

Independent

A condition where the occurrence or value of one variable does not affect or is not associated with another.