Which of the following is true regarding endocrine glands?
A) They secrete their products by way of ducts.
B) They release their secretions into the blood.
C) They secrete substances that do not alter the metabolism of their target cells, but have extracellular effects.
D) Their secretions may be released onto the body surface.
E) They have an unusually low density of blood capillaries.
B
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Answer the following statement true (T) or false (F)
Which model most accurately represents the current view of the structure of the atom?
What will be an ideal response?