The Primary Germ Layer That Ultimately Produces the Hair, Fingernails

question 11

Multiple Choice

The primary germ layer that ultimately produces the hair, fingernails, and toenails is

• A) neural crest.
• B) mesoderm.
• C) ectoderm.
• D) endoderm.

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Definitions:

Sleep Reduction

The practice or phenomenon of decreasing the amount of sleep one gets, which can have various motivations and implications for health and performance.

Optimal Health

A state of complete physical, mental, and social well-being, not just the absence of disease or infirmity.

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Devices or systems designed to detect unauthorized entry or activities in buildings, homes, or other areas.

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