The acrosome of the mammalian spermatozoa is
a. an enzyme containing vesicle.
b. responsible for lysing the outer egg covering.
c. a derivative of the golgi.
d. all of these.
D
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Which of the choices below explains why the arterioles are known as resistance vessels?
Their prime function is the exchange of nutrients and wastes between the blood and tissue cells. The contraction and relaxation of the smooth muscle in their walls can change their diameter. They distribute blood to various parts of the body. They contain a large quantity of elastic tissue.
What converts fibrinogen to fibrin?
A) thrombin B) von Willebrand factor C) plasmin D) arachidonic acid E) prostacyclin
Insulin insensitivity causes the liver to __________ (increase or decrease) lipid storage
Fill in the blank with the correct word.
Compared to breast milk, colostrum contains
A. more fat and more immunoglobulins. B. less fat and less immunoglobulins. C. less fat but more immunoglobulins. D. more fat but less immunoglobulins.