Your mother has albinism, which is a recessive trait. Your father has cystic fibrosis, which is also a recessive trait
You discover that your new father-in-law has albinism and cystic fibrosis. If neither you nor your spouse has either
albinism or cystic fibrosis, what are the odds that your first child will have both albinism and cystic fibrosis?
a. 1/16
b. 1/8
c. 1/4
d. 1/2
e. 0
ANSWER: a
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A. ribosomes B. DNA C. nucleotides D. enzymes E. None of these are needed.
Signals from motor neurons result in action potentials in muscle fibers, which in turn causes the
__________ to release stored calcium ions. Fill in the blank(s) with the appropriate word(s).
Baker's yeast is a single-celled ascomycete that is used in bread making. Why does yeast make bread dough rise?
A. Yeast cells suck in air when trapped in dough. B. Multiplication of yeast physically expands the dough. C. The fungal cells burst causes the dough to expand. D. Carbon dioxide is produced during fermentation.
When the liver malfunctions and there is an abnormally large amount of bilirubin in the blood it can cause
A. the rolling stones. B. gallstones. C. cirrhosis of the liver. D. jaundice. E. kidney stones.