Activation of the IFN-? globin promoter is an example of a histone code. Of the steps listed, which would be the last step?
A. exposure of the TATA box in promoter
B. acetylation of nucleosomes
C. transport of the nucleosome
D. methylation of nucleosomes
E. phosphorylation of nucleosomes
A
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Bryophytes are found:
A. where roots do not provide an advantage. B. throughout the world. C. where vascular plants do not have a competitive advantage. D. on rocks and trunks of trees. E. All of the answer options are true of bryophyte habitats.
One mole (mol) of glucose (molecular mass = 180 daltons) is _____
A) 180 × 1023 molecules of glucose B) 1 kilogram of glucose dissolved in 1 liter of solution C) 180 kilograms of glucose D) 180 grams of glucose
By the ______________ theory, water is pulled upward through a plant by air's drying power, which creates continuous negative pressure.
A. transpiration B. cohesion-tension C. pressure flow D. adaptive E. water-conservation
The _____ is/are also known as the female prostate, and lie(s) between the wall of the urethra and the wall of the vagina.
A. Skene's gland B. seminiferous tubules C. Bartholin glands D. vas deferens