The Text Notes That the Rate of Infant Deaths from Sudden

question 46

Multiple Choice

The text notes that the rate of infant deaths from sudden infant death syndrome is higher in the winter months than the summer months, suggesting that SIDS may be the result of:

• A) problems in regulating body temperature among vulnerable infants
• B) infections
• C) child abuse, which is also higher during winter months
• D) a genetic defect

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Definitions:

Prokaryotic Cells

Cells without a nucleus or other membrane-bound organelles, including bacteria and archaea.

Eukaryotic Cells

Cells that contain a nucleus enclosed within membranes, distinguishing them from prokaryotic cells. They make up all complex organisms, including humans, plants, and fungi.

Nucleus

(1) The central region of an atom that contains the protons and neutrons. (2) A cell organelle in eukaryotes that contains the DNA and serves as the control center of the cell. (3) A mass of nerve cell bodies in the central nervous system. Compare with ganglion.

Membrane-Enclosed Organelles

Structures within eukaryotic cells that are surrounded by a lipid bilayer membrane, each performing distinct functions vital to the cell’s operation.