A bacterial culture has an initial population of 2 × 10⁶ cells. After 3 hours of exponential growth, the population becomes 1.6 × 10⁷ cells. Calculate the number of generations (n) that have occurred in this time.

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#Question id: 3745

#XL - Q Biochemistry

In the Holliday model describing recombination

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#Question id: 3746

#XL - Q Biochemistry

During recombination in E. coli, ________ recognize(s) regions of sequence similarity and promote(s) strand invasion, while ________ bind(s) to a Holliday junction promoting strand migration.

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#Question id: 3747

#XL - Q Biochemistry

The sequence of proteins used in bacterial recombination is

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#Question id: 3748

#XL - Q Biochemistry

How are the BRCA proteins and their genes implicated in breast cancer?

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#Question id: 3749

#XL - Q Biochemistry

Which of the following statements describes the process of transformation in bacteria?

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#Question id: 3750

#XL - Q Biochemistry

Which of the following facts did Hershey and Chase make use of in trying to determine whether DNA or protein is the genetic material?