A functional syncytium
a. refers to a pair of antagonistic muscles that function together to move a joint in two opposite directions.
b. is found in both the heart and single-unit smooth muscle
c. is associated with fast twitch fibers of skeletal muscle
d. allows for cells to contract independently
e. none of the above
B
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Proper nutrition requires the correct balance of three types of food. They are:
a. fruits, vegetables, and meats b. carbohydrates, dairy products, and proteins c. carbohydrates, fats, and proteins d. proteins, whole grains, and fruits
Red blood cells, found in lymphatic vessels and organs, help defend the body against disease.
Answer the following statement true (T) or false (F)
Everything packaged by the Golgi apparatus for secretion leaves the cell within a vesicle
Indicate whether this statement is true or false.
Which of the following is true about the number of binding sites per functional antibody unit?
A) IgD contains 4 binding sites. B) IgA contains 6 binding sites. C) IgG contains 6 binding sites. D) IgM contains 10 binding sites.