Without Using Cellular Energy, Molecules Can Move into and Out

question 48

Multiple Choice

Without using cellular energy, molecules can move into and out of cells by

• A) passing through channels
• B) binding to a carrier protein
• C) diffusing through the plasma membrane
• D) All of the choices are correct.

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Definitions:

Activity Method

An approach to calculating depreciation for an asset based on its actual usage, wear and tear, rather than an arbitrary time frame.

Depreciation Expense

Systematically dividing the cost of a tangible asset over its estimated useful life.

Impairment Losses

Monetary losses identified when the book value of an asset is higher than its salvageable value.