#Question id: 2497
#Section 7: Recombinant DNA technology and Other Tools in Biotechnology
Treadmilling through kinetochore microtubules can be observed by:
#Question id: 1127
#Section 3: Genetics, Cellular and Molecular Biology
Which of the following steps does not occur after acetylcholine binds to the muscarinic acetylcholine receptor in heart muscle cells?
#Question id: 5241
#Section 3: Genetics, Cellular and Molecular Biology
Genes a, b, and c are widely spaced in the bacterial genome. Transducing phage from an a+ b+ c+ bacterium were used to infect a culture of a- b- c- cells, and b+ transductants were selected. Which of the following best describes the predicted genotypes of these transductants?
#Question id: 3328
#Section 3: Genetics, Cellular and Molecular Biology
The fitness of a genotype is higher when it is rare in a population. Which of the following types of selection is most likely operating?
#Question id: 174
#Section 2: General Biology
What is the net charge on the dipeptide Arg-Pro at pH 9.0? The table below gives the pKaʹs of the ionizable groups on the free amino acids.