What type of signaling occurs when insulin is secreted from the pancreas and acts on muscle cells to increase glucose uptake?

A. contact-to-contact signaling
B. intercellular signaling
C. autocrine signaling
D. paracrine signaling
E. endocrine signaling


E. endocrine signaling

Biology & Microbiology

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Which disease(s) has/have been mistakenly diagnosed as measles or scarlet fever due to similarities in rash appearance?

A) Lyme disease B) Q fever C) rickettsial diseases D) typhus

Biology & Microbiology

The meshwork that forms the fabric of a blood clot is

A) chymotrypsin. B) fibrin. C) thrombin. D) prothrombin. E) collagen.

Biology & Microbiology

Marine reptiles eliminate excess NaCl by means of ________ located near the nose or the eye.

A. protonephridia B. nephrons C. antennal glands D. Malpighian tubules E. salt glands

Biology & Microbiology

Saliva is a poor growth medium for bacteria due to

a. the presence of lysozyme. b. the presence of mucus. c. lack of nutrients. d. lack of available oxygen.

Biology & Microbiology