Which component of the CRISPR-Cas technology is not found in bacteria?

At the start of mitosis, sister chromatids are bound together by a… 

The lacZ gene encodes

A cross was made between a heterozygous tall plant (Tt) and a true-breeding dwarf plant. What is the expected F1 phenotypic ratio?

Which of the following is NOT an accurate description of a checkpoint that controls the progression of the cell cycle?

Which of the following is a correct sequence of events for viral infection and release?

If the lacP (lac promoter) site was mutated such that RNA polymerase could no longer bind, what would be the most likely outcome?

Which of the following is a correct sequence of events for viral infection and release?

With regard to Okazaki fragments, which of the following statements is true?

Colchicine is a toxin that binds to tubulin proteins and prevents microtubules from elongating. What effect might this have on dividing cells?