Diffusion of a Substance Across the Cell Membrane Is Influenced

question 12

Multiple Choice

Diffusion of a substance across the cell membrane is influenced by all of the following except

• A)hydrolysis of ATP.
• B)the presence of the membrane channels.
• C)the charge on the ion.
• D)concentration gradient.
• E)lipid solubility.

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Definitions:

Naturally Acquired Active Immunity

Immunity that develops after exposure to antigens from pathogens, resulting in the formation of antibodies and memory cells.

Immunization

The process by which an individual's immune system becomes fortified against an agent (known as the immunogen).

Disease-Causing Organism

A pathogen, such as bacteria, viruses, fungi, or parasites, that can infect humans and animals, leading to disease.

Mucous Membranes

The moist tissue linings of various body cavities, including the mouth, nose, throat, and reproductive tract, that protect against infection.