Which of the following proteins are involved in binary fission as well as eukaryotic mitotic division?
A) cyclins
B) Cdks
C) MPF
D) actin and tubulin
E) cohesins
Ans: D) actin and tubulin
You might also like to view...
There is evidence that increased levels of CO2 in the atmosphere may increase Earth's surface temperature. How might this affect the spread of mosquitoes and malaria? Select all that apply
A. Warmer temperatures may increase the habitat range of mosquitoes. B. Warmer temperatures may result in malaria cases in new regions. C. Warmer temperatures will have no affect on mosquitoes or the incidence of malaria. D. Warmer temperatures will kill off mosquitoes, thereby decreasing malaria cases.
During an action potential, the ________ ions rush into the axon
Fill in the blank(s) with correct word
A mutant bacterial cell has a defective aminoacyl-tRNA synthetase that attaches a lysine to tRNAs with the anticodon AAA instead of the normal phenylalanine. The consequence of this for the cell will be that _____
A) none of the proteins in the cell will contain phenylalanine B) proteins in the cell will include lysine instead of phenylalanine at amino acid positions specified by the codon UUU C) the cell will compensate for the defect by attaching phenylalanine to tRNAs with lysine-specifying anticodons D) the ribosome will skip a codon every time a UUU is encountered
Defining and omitting a base group amongst a set of fixed effects is an attempt to remedy which identification challenge?
A. Perfect multicollinearity B. Imperfect multicollinearity C. The treatment variable is correlated with the error term. D. A control variable is correlated with the error term.