Most of the Time, ______ Contribute(s) Less Than 5% to the Body's

question 10

Multiple Choice

Most of the time, ______ contribute(s) less than 5% to the body's general energy needs. However, during endurance exercise, it can supply as much as 15%.

• A) amino acids
• B) thiamin
• C) glucose
• D) fatty acids

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Definitions:

CD4 Count

A measure of the number of CD4+ T lymphocytes in the blood, an important indicator of immune system health, especially in the context of HIV/AIDS.

Helper T Cells

A type of T cell that plays an important role in the immune system by activating and directing other immune cells.

Cubic Millimeter

A unit of volume in the metric system equal to one millionth of a liter, often used in scientific measurements of very small quantities.

Retroviruses

A type of virus that inserts a copy of its RNA genome into the DNA of the host cell it infects, leading to the possibility of lifelong infection, such as HIV.