Controls over biosynthesis
What will be an ideal response?
-Regulation
--Catabolite repression
-Secondary products
--Antibiotics
-Genome degeneration
--Parasites
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The nitrogenous base that is only found in DNA and not in RNA is: rev: 02_22_2014_QC_45858
A. cytosine. B. uracil. C. adenine. D. thymine. E. guanine.
In order for a G protein to be active:
A. the alpha subunit must bind GTP. B. the beta and gamma subunits must separate from the alpha subunit. C. both the beta and gamma subunits must bind GTP. D. the alpha subunit must bind GTP and the beta and gamma subunits must separate from the alpha subunit.
Which of the following genera of the Planctomycetales have a stalk as part of their mechanism for attachment to surfaces?
A. Gemmata B. Planctomyces C. Priullela D. All of the choices are correct.
What is a factor that drives animal migration?
A. availability of mates B. intraspecific competition C. seasonal availability of food D. hunting pressure E. tidal patterns