What would most likely result from histone acetylation and DNA methylation of the same section of a DNA molecule?
a. The nucleosomes would tightly coiled but remain transcriptionally active.
b. Histone acetylation would cancel out epigenetic changes caused by DNA methylation.
c. The histones would separate, but the exposed genes would not be transcribed.
d. This combination of acetylation and methylation triggers histone replication.
c. The histones would separate, but the exposed genes would not be transcribed.
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a. carbon and nitrogen b. carbon and phosphorus c. nitrogen and phosphorus d. nitrogen and water
Obesity rates have been steadily rising since 1985. Discuss how this rising obesity rate may require an increase in the availability of health care services over the next decades
What will be an ideal response?
Which model would predict that populations diverge from one another through the slow accumulation of adaptive
changes within each population? a. punctuated equilibrium b. paedomorphosis c. hybridization d. allopolyploidy e. gradualism
At a party, one of your friends has just revealed that he and his wife are trying to conceive. What do you advise him to avoid at the party?
A. The hot tub B. The loud music C. The raw vegetable appetizers D. The melted cheese fondue