Asymmetry in the structure of the plasma membrane is reflected in
A. differences in the lipid composition on the inner and outler leaflets of the bilayer
B. presence of carbohydrate attached to lipid and protein on the outer surface but not the inner surface of the plasma membrane
C. presence of specific kinds of lipid-anchored proteins only on the cytoplasmic surface of the plasma membrane
D. all of the above
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Which of the following are enzyme pairs that catalyze opposite reactions?
A. MEK and MAP kinase
B. NF-B and I-B
C. PI-3 kinase and PTEN phosphatase
D. JAK kinases and STATs
Like mitochondria, peroxisomes
A. have an inner and an outer membrane.
B. contain mRNAs
C. synthesize ATP
D. Use molecular oxygen as an electron acceptor in oxidation-reduction reactions
Which of the following is not a feature of CRISPR?
A. Contain palindromic DNA repeats
B. Have highly conserved spacer regions
C. Provide adaptive immunity to Bacteria and Archaea
D. Used as a molecular biology tool for genome editing
Cotranslational Translocation Is driven by ATP Hydrolyzing
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