Epithelial cells lining the internal passageways of the genitourinary tract usually have ________ at their free surface
A) mitochondria
B) cilia
C) microvilli
D) junctional complexes
E) Golgi complexes
Answer: C
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Alleles are ________
A) recessive genes B) genes coding for the same trait on a pair of homologous chromosomes C) dominant genes D) chromosomes that have been duplicated prior to mitosis
The word part acro-means
A) gland B) extreme C) adrenal D) within
The neurotransmitter orexin plays a role in:
A) the regulation of metabolism. B) the promotion of sleepiness. C) body temperature regulation. D) the promotion of wakefulness.
A mutation affecting cytokine development, particularly the interleukin-6 cytokine, will affect
A. formation of new muscle from satellite cells. B. muscle flexibility. C. contraction force in muscles. D. bloodflow through muscles.