Down Syndrome Occurs in Approximately 1 Out of Every ____

question 46

Multiple Choice

Down syndrome occurs in approximately 1 out of every ____ births.

• A) 500
• B) 700
• C) 1200
• D) 1500

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Definitions:

Complement Proteins

Proteins in the blood that help or "complement" the immune system in destroying pathogens.

Plasma Membrane

The biological membrane that separates the interior of all cells from the outside environment, controlling the movement of substances in and out of cells.

Target Cells

Specific cells affected by hormones or drugs due to the presence of particular receptors to which these substances bind.

Microbial Growth

The increase in number of microorganisms in a population due to reproduction, typically measured by colony forming units in microbiology.