What Cell Type Secretes Perforins as Part of the Nonspecific

question 14

Multiple Choice

What cell type secretes perforins as part of the nonspecific defense mechanism?

• A) natural killer cells
• B) mast cells
• C) plasma cells
• D) helper T cells
• E) macrophages

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Definitions:

Cellular Respiration

A biochemical process in living organisms where glucose is broken down in the presence of oxygen to produce carbon dioxide, water, and energy in the form of ATP.

Aerobic Respiration

Aerobic respiration is a metabolic process in which cells convert glucose and oxygen into energy, carbon dioxide, and water.

Carbon Dioxide

Carbon dioxide is a colorless, odorless gas produced by burning carbon and organic compounds and by respiration, absorbed by plants in photosynthesis.

Pyruvate

A key intermediate in several metabolic pathways throughout the cell, particularly in glycolysis, where it can be converted into acetyl-CoA or lactate.