What percentage of a typical eukaryotic genome is coding?
a. 10?20%
b. 1?2%
c. 20?30%
d. 25?50%
e. 50?75%
B
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You are working to identify enhancer regions of a particular gene. The best place to look is
A. immediately upstream of the promoter. B. primarily downstream of the promoter, including the exons of the coding region. C. primarily upstream of the promoter, possibly some distance away. D. immediately downstream of the promoter.
Which is the proper sequence of events in asexual cell division?
a) interphase ; mitosis ; meiosis ; cytokinesis b) interphase ; prophase I ; metaphase I; anaphase I; telophase I; cytokinesis ; prophase II ; metaphase II; anaphase II; telophase II; cytokinesis c) interphase ; prophase ; anaphase ; metaphase ; telophase ; cytokinesis d) interphase ; prophase ; metaphase ; anaphase ; telophase ; cytokinesis e) interphase ; prophase I ; metaphase I; anaphase I; telophase I; prophase II ; metaphase II; anaphase II; telophase II; cytokinesis
If you cross two pea plants, one with green peas and the other with yellow peas, you find all of the offspring have yellow peas. You conclude the yellow parent was Select one:
a. homozygous for the recessive allele. b. homozygous for the recessive gene. c. homozygous for the dominant gene. d. homozygous for the dominant allele. e. heterozygous.
Which of the following are the final by-products of glucose oxidation during aerobic cell respiration?
ATP only heat only carbon dioxide and water only both ATP and heat only ATP, heat, carbon dioxide, and water