Urea is derived from the breakdown of
A. glycerol.
B. fatty acids.
C. glucose.
D. pyruvate.
E. amino acids.
Answer: E
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Lymphatic organs differ from lymphatic tissues in what way?
A) They contain T lymphocytes and lymphatic tissues do not. B) They are found in the digestive tract and lymphatic tissues are found in the thorax. C) They are surrounded by a fibrous capsule and lymphatic tissues are not. D) They cannot produce antibodies, whereas lymphatic tissues can. E) They occur throughout the body except in the head.
The large fluid filled cavity within a mature ovarian follicle is called a(n) ________.
Fill in the blank(s) with the appropriate word(s).
Hormones
A) help regulate water and electrolyte balance and blood pressure. B) regulate metabolism. C) do all of the above. D) have functions in growth, reproduction, and development.
The mRNA sequence that is complementary to the sequence ATC on DNA is
A) ATC. B) TAG. C) UAG. D) AUG. E) AUC.