In which tissue would you look for cells that function in point-to-point communication?

(a) connective.
(b) epithelial.
(c) muscle.
(d) nervous


(d) nervous

Biology & Microbiology

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During conscious quiet rest, the brain is emitting

a. alpha waves. b. beta waves. c. delta waves. d. gamma waves. e. rapid, irregular waves.

Biology & Microbiology

For water to leave a kidney tubule by osmosis, the interstitial fluid around that region of tubule must be ____ relative

to the filtrate inside the tubule. a. hypertonic b. hypotonic c. isotonic

d. osmotic e. permeable

Biology & Microbiology

Dietary fiber that is not digested will be:

a. egested. b. ingested. c. emulsified. d. hydrolysed. e. absorbed.

Biology & Microbiology

Which type(s) of mutation might lead to a threonine auxotrophic revertant?

A. Point mutation B. Missense mutation C. Base substitution D. All of the choices are correct.

Biology & Microbiology