Scientists Are Uncertain Whether ____ Is an Essential Mineral for Humans

question 50

Multiple Choice

Scientists are uncertain whether ____ is an essential mineral for humans.

• A)magnesium
• B)vanadium
• C)chromium
• D)potassium

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Definitions:

Macrophages

A type of white blood cell that engulfs and digests cellular debris, foreign substances, microbes, cancer cells, and anything else that does not have the types of proteins specific to healthy body cells on its surface.

Lymphokines

A type of cytokine secreted by T cells that increases T-cell production and directly kills cells with antigens.

T Cells

A type of white blood cell that plays a critical role in the immune system, particularly in the body's adaptive immune response to specific pathogens.

Secretes

The process by which cells or glands release substances, such as hormones or enzymes, either into the bloodstream or into cavities inside the body or its outer surface.