Why Are Gametes Unique

question 150

Multiple Choice

Why are gametes unique?

• A) They contain half of every chromosome pair.
• B) They allow a doubling of the paired chromosomes.
• C) They contain only X or Y chromosomes.
• D) They are fertilized zygotes.

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Definitions:

Stage 2 Sleep

A phase of sleep that is part of the non-REM sleep cycle, characterized by specific brain wave patterns including sleep spindles and K-complexes.

Human Sleep Cycle

The progression through various stages of non-REM and REM sleep that repeats cyclically over a night's sleep.

Deep Sleep

A stage of sleep characterized by slow brain waves, associated with physical and mental restoration.

60-Year-Olds

Individuals who have reached the age of sixty, often entering a phase of life characterized by both challenges and opportunities for growth.