What is one of the earliest signs of nephron damage?
A. the absence of urination
B. burning upon urination
C. edema
D. albumin or formed elements in the urine
E. extreme pain
Answer: D
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Which of the following innovations merits birds being a separate class?
a. wings d. metabolic rate and dry skin b. metabolic rate e. wings, flight and metabolic rate c. wings and flight
Restriction enzymes
a. work at recognition sites. b. function only at "sticky ends." c. produce uniform lengths of DNA. d. function in viruses. e. are produced by viruses to break down bacterial DNA
If the parent cell has 24 chromosomes, and each of the daughter cells has 24 chromosomes, then the cell has undergone
A. mitosis. B. meiosis II. C. G1 D. meiosis I. E. none of these
What type of cells respond to a particular hormone?
A) glandular B) target C) receptive D) endocrine