Early in mitosis, chromatin condenses. Which process takes place more easily as a result?
a. disappearance of the nuclear envelope
b. replication of DNA
c. orderly distribution of DNA into the two new nuclei
d. formation of the mitotic spindle
e. disintegration of nucleoli
ANSWER: c
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If a population of diploid organisms has three different alleles for a particular gene, how many different genotypes are possible?
A. 2 B. 3 C. 6 D. 9 E. 12
Which of the following is the most unique aspect of archaeon cell envelopes?
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Which of the following do humans NOT have taste buds specialized to sense?
A. salty B. sour C. sweet D. vitamins E. bitter