Hair fibers are composed of:
A) melanin
B) keratin
C) collagen
D) lipocytes
B
Explanation: Hair fibers are made up of keratin. Melanin, collagen, and lipocytes are incorrect.
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First aid for snake bites should include ____
A) keeping the victim upright and moving to prevent loss of consciousness B) rubbing the site vigorously with ice C) use of a tight tourniquet D) transporting the victim, lying down, to an emergency facility
The hard palate is only half of the roof of the mouth
Indicate whether the statement is true or false.
If the jury finds that the plaintiff's negligence contributed to his or her own injuries, the amount paid by the defendants to the plaintiff is reduced by that percentage. What is this called?
A. common law B. no fault C. comparative fault D. intermediary law
Among college students, PMR exercises increase physical and mental relaxation, and lower levels of the stress hormone ____.?
A) ?cortisol B) ?dopamine C) ?adrenaline D) ?serotonin E) ?acetylcholine