Neurons that carry messages from sensory receptors to the CNS are

(a) sensory.
(b) motor.
(c) interneurons.
(d) both a and b.


(a) sensory.

Biology & Microbiology

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Freshwater fish will (select all correct choices):

A. lose electrolytes across the skin and gills. B. gain water across the skin and gills. C. gain electrolytes across the skin and gills. D. gain electrolytes from drinking. E. lose water across the skin and gills.

Biology & Microbiology

Which of the following molecules are

molecules of life? I. carbohydrates II. proteins III. nucleic acids IV. carbon

a. I only b. I and II c. I and III d. I, II and III e. I, II, III and IV

Biology & Microbiology

Four of the five answers listed below are

participants in photosynthesis. Select the EXCEPTION.

a. phosphorylation b. carbon fixation c. NADH formation d. ATP formation e. electron transfer

Biology & Microbiology

What nutrient is the most efficient form of fuel storage for the human body?

a. protein b. fat c. glucose d. fruit e. carbohydrates

Biology & Microbiology