Steroid hormones are lipids, derived from
A. amines.
B. cholesterol.
C. polypeptides.
D. glycerol.
E. nucleic acids.
Answer: B
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An ion that is a necessary component of high-energy compounds and nucleic acids and a structural component of bone is the ________ ion
A) chloride B) sulfate C) phosphate D) bicarbonate E) iodide
Blood flow through the coronary circulation occurs
a. mainly during systole. b. mainly during diastole. c. almost equally during systole and diastole. d. only during ventricular isovolumetric contraction. e. none of these answers.
A tissue in which the cells vary in size and shape and show increased mitotic figures would be called
A) metaplasia B) atrophy C) dysplasia D) hypertrophy
Tyrosine kinase is a key participant in two different signaling pathways: the tyrosine kinase pathway and the ____________________ pathway
Fill in the blank(s) with correct word