What is the elongated extension of a neuron that nerve impulses travel along?  

A.  axon
B.  cell body
C.  dendrite
D.  oligodendrocyte
E.  synapse


A.  axon

Biology & Microbiology

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Which inheritance pattern is common to oogenesis, spermatogenesis, and embryogenesis?

A. Maternal inheritance B. Epigenetic inheritance C. Maternal effect D. Paternal inheritance

Biology & Microbiology

Acne results when

a. bacterial secretions from hair follicles leak into internal tissues. b. bacteria that cause acne burrow into open skin wounds. c. bacterial secretions are swallowed and become systemic. d. bacterial secretions mix with sweat and become more acidic. e. bacteria are phagocytized by macrophages which then become hyperactive

Biology & Microbiology

The process by which certain white blood cells can engulf disease-causing organisms and digest them is ________

Fill in the blank(s) with correct word

Biology & Microbiology

A young man goes to a clinic complaining of discomfort in his foot, especially when standing. Upon examination, the clinician observes raised bumps with rough surfaces on the sole of his foot. These lesions are consistent with

A) whitlow. B) erythema infectiosum. C) molluscum contagiosum. D) shingles. E) warts.

Biology & Microbiology