Which are functions of melanin? Choose all that apply.
A. It is responsible for most of skin color.
B. It acts as a vitamin, helping with calcium absorption.
C. It acts as a shield, absorbing UV rays.
D. It is secreted onto the surface of the skin.
Answer:
A. It is responsible for most of skin color.
C. It acts as a shield, absorbing UV rays.
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Explain how a cell and molecular physiologist can be a developmental and applied physiologist as well
What will be an ideal response?
Visceral reflex arcs differ from somatic in that ________
A) visceral arcs contain two sensory neurons B) somatic arcs contain one additional component that visceral arcs do not possess C) visceral arcs do not use integration centers D) visceral arcs involve two motor neurons
Label AA represents which of the following structures?
A) hilum
B) renal pelvis
C) renal cortex
D) renal medulla
E) renal sinus
The breakdown of fruits and vegetables produces acids that, to some extent, neutralize bases derived from meat, grain, and dairy protein metabolism
a. True b. False Indicate whether the statement is true or false