What do all hormones have in common?
A. They are made from amino acids.
B. They are all lipid-soluble.
C. They use the second messenger mechanism to control the target cell.
D. They bind to and interact with a receptor on or in the target cell.
E. They are bound to transport molecules in the blood.
Answer: D
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Each 100 ml of blood leaving the alveolar capillaries carries away roughly ________ ml of oxygen
A) 10 B) 20 C) 30 D) 50 E) 75
The plasma membrane of a skeletal muscle fiber is called the ______________
Fill in the blank with correct word.
A molecule referred to as highly soluble is
A) very likely to dissolve in water. B) not very likely to dissolve in water. C) not very likely to dissolve in water and is called aqueous. D) called aqueous. E) very likely to dissolve in water and is called aqueous.
The thoracic duct receives lymph from _________
A. the upper left body B. the upper right body C. the lower body D. both a and c