Chromosomes Are Composed of Small Segments of _____ Called _____

question 3

Multiple Choice

Chromosomes are composed of small segments of _____ called _____.

• A) DNA; genes
• B) DNA; neurotransmitters
• C) genes; DNA
• D) DNA; proteins

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Definitions:

Echinacea

A genus of herbaceous plants, some species of which are used in herbal medicine, primarily for immune system support.

Melatonin

A substance secreted by the pineal gland that controls the circadian rhythms.

Melatonin

A hormone produced by the pineal gland that regulates sleep-wake cycles.

Sleep

A natural, reversible state of reduced responsiveness to external stimuli, essential for human health and well-being.