The tails of a phospholipid molecule in a plasma membrane are
A) hydrophilic.
B) composed of amino acids.
C) hydrophobic.
D) facing the cytosol.
E) interlocked to provide membrane strength.
C
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Which nerves innervate most of the muscles of facial expression?
A. The first pair of spinal nerves B. The facial nerves (CN VII) C. The trigeminal nerves (CN V) D. The glossopharyngeal nerves (CN IX) E. The vagus nerves (CN X)
Which chemical messenger is released by the immune system?
a. orexin b. melanin c. ACTH d. CRH e. Cachetin
The longest and largest nerve in the body belongs to the sacral plexus and is known as the:
A) femoral nerve. B) sciatic nerve. C) common fibular nerve. D) axillary nerve.
The major constituents of human breast milk are water, protein, fat, and glucose.
Answer the following statement true (T) or false (F)