The Main Function of Vitamin D Is to Help Build

question 14

Multiple Choice

The main function of vitamin D is to help build:

• A) fat cells
• B) bones
• C) skin
• D) nerves

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Definitions:

Patent

A legal document granting an inventor exclusive rights to manufacture, use, or sell an invention for a certain period of time.

Melanoma

A serious type of skin cancer that develops in the cells (melanocytes) that produce melanin—the pigment that gives your skin its color.

Nanotechnology

The manipulation and control of matter on a nanometer scale, emphasizing the development of materials and devices within that size.

Stem Cells

Undifferentiated biological cells that can differentiate into specialized cells and can divide to produce more stem cells.