Remaining Time: 29 minutes, 55 seconds. Question Completion Status: DNA Polymera

Question

Remaining Time: 29 minutes, 55 seconds. Question Completion Status: DNA Polymerase I O Removes primers Adds bases to new DNA chain O seals DNA gaps O Proofreads DNA chain All of the choices are correct QUESTION 22 Hfr transfer involves all of the following except O Gene integration into the bacterial chromosome O Plasmid gene transfer O F factor is part of the F+ donor chromosome O High frequency transfer O A pilus connection between F+ and F-cells QUESTION 23 Lactose is a corepressor in the lac operon O True O False QUESTION 24 Which of the following is not a type of bacterial DNA recombination? O Transformation O Conjugation O Mitosis O Transduction O None of the above QUESTION 25 Transcription occurs in the nucleus or at the nucleoid. O True O False

Explanation / Answer

Ans21: all of the choices are correct (major role is in DNA repair)

Ans22: high frequency transfer

Ans23: false (it acts as an effector molecule)

Ans24: mitosis (process of cell division)

Ans25: true

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