Hormones are distributed throughout the body by the

__________ system.
a. exocrine
b. lymphatic
c. nervous
d. circulatory
e. integumentary


Answer: d

Biology & Microbiology

You might also like to view...

Polyploid species are least common in

a. flowering plants. b. mollusks. c. insects. d. conifers. e. mammals.

Biology & Microbiology

Cytosine and thymine are the two types of bases found in DNA known as ______________________. Fill in the blank(s) with the appropriate word(s)

Biology & Microbiology

Refer to Figure 42-2. The neuron labeled 3 is:


a. an interneuron in the gray mater of the cord.
b. an interneuron in the white mater of the cord.
c. a sensory neuron in the gray mater of the cord.
d. a sensory neuron in the white mater of the cord.
e. a motor neuron in the gray mater of the co

Biology & Microbiology

Anaphylactic shock

A. occurs when the allergen has entered the bloodstream. B. is an immediate allergic reaction. C. is characterized by a sudden and life-threatening drop in blood pressure. D. All of these are true. E. None of these are true.

Biology & Microbiology