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
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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
Which of the following is located in the cell lineage that gives rise to T cells?
A. GM-CFC
B. myeloid stem cell
C. pluripotent hematopoetic stem cell
D. B and C
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