Which proteins facilitate RNA polymerase binding at promoters?
What will be an ideal response?
activator proteins
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Those organisms that are covered by numerous, tiny locomotory structures belong to the phylum
(a) Euglenozoa. (b) Stramenopila. (c) Parabasalia. (d) Alveolata.
Which statement about autotrophs is true?
a. Photoautotrophs are the most common ecosystem energy source. b. Chemoautotrophs depend on sunlight to generate energy. c. Photoautotrophs consist primarily of bacteria and archaea. d. Chemoautotrophs are typically found in grazing food webs.
If you were making artificial blood plasma, you wouldn't need
A. proteins. B. salts and ions. C. metabolites and wastes. D. hemoglobin.
This basic food group provides minerals, water, vitamins, carbohydrates, and protein for your diet. About 75% of all the calcium in the United States food supply comes from this group.
A. meat and beans B. dairy products C. vegetables D. fruits