The Human Pubic Louse Evolved from the Species of Louse

question 78

Short Answer

The human pubic louse evolved from the species of louse that is found exclusively in ____________________ .

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Definitions:

Hair Bulb

The rounded, club-shaped structure at the base of a hair follicle, containing actively dividing cells which produce the hair shaft.

Hair Root

The part of the hair located below the skin surface, anchored into the hair follicle, where hair growth begins.

Medulla

The inner region of an organ or tissue, especially in the adrenal glands and kidneys, or the lower part of the brainstem controlling vital functions.

Lipid Storage

The accumulation of fats or lipids within cells, which can be used as energy or contribute to various metabolic diseases when excessive.