By itself, independent assortment of chromosomes increases the likelihood that individual daughter cells have ____
a. some paternal chromosomes and some maternal chromosomes
b. only paternal chromosomes
c. only maternal chromosomes
d. chromosomes containing genes from both paternal and maternal chromosomes
e. different numbers of chromosomes
ANSWER: a
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At the end of meiosis I
A. cells are haploid. B. cells are diploid. C. sister chromatids are in separate cells. D. the homologous pairs are in separate cells. E. the cells are haploid and the homologous pairs are in separate cells.
Which of the following animals has the highest mass specific oxygen consumption?
A) elephant B) sheep C) mouse D) man
You notice that one of your reactions is not proceeding. Your enzyme is most likely inhibited. You manage to activate your reaction by supplying a large amount of substrate. What kind of inhibition was present?
a. negative feedback b. non-competitive inhibition c. competitive inhibition d. irreversible inhibition
Which statement is true regarding kidney stones?
A. Their removal always requires surgery. B. Most of them block a ureter or urethra. C. They are made of uric acid and calcium. D. They cause tumors in the kidney. E. They occur as a result of diabetes mellitus.