You culture cells and selectively block MYC gene expression. What is the effect on the cells?
a) Cell progression through the cycle continues unabated.
b) The cells arrest in the middle of mitosis.
c) Cell progression through G1 is blocked.
d) The cells arrest in the middle of S phase.
Ans: c) Cell progression through G1 is blocked.
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What encodes the toxin paramecin in Paramecia aurelia?
A. mtDNA B. cpDNA C. Nuclear DNA D. Kappa particles
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