In plants, which of the following cells is (are)
diploid?
a. egg cell
b. sperm cell
c. spore cell
d. root cell
e. all of these cells are haploid
D
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Assemblies of macromolecules are referred to as ________ complexes.
A. metamolecular B. ultramolecular C. supramolecular D. maximolecular
True or false: Desert reptiles excrete nitrogenous waste in the form of uric acid, which allows them to reabsorb most of the water from their urine after it drains into the cloaca
A. true B. false
If the frequency of expression of a recessive trait in a population is 16 percent, the frequency of the recessive allele is
what percent? a. 16 b. 25 c. 40 d. 50 e. 67
The genes for purple eyes and curved wings are approximately 21 map units apart on chromosome II in Drosophila. Assume that a purple-eyed female was mated to a curved wing male and that the resulting F1 phenotypically wild-type females were mated to
purple, curved males. Of 1000 offspring, what would be the expected number of flies with purple eyes and curved wings? A) 210 B) 540 C) 790 D) 105 E) 395