Prokaryote Reproduction and Gene Exchange

Concept: Binary Fission, Transformation, and Transduction

11m

Concept: Conjugation

6m

Prokaryote Reproduction and Gene Exchange Additional Practice Problems

Describe the difference between a Hfr cell and a F+ cell. 

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What are three processes by which bacteria can increase their genetic diversity? Describe each:

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Describe to processes involved in bacterial cell division (binary fission), giving details of the roles of the Fts and Zip proteins in the divisome?

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Explain how prokaryotes reproduce.

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Explain how prokaryotes exchange genetic information with each other.

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Which of the following statements about conjugation is true?

a. One strand of DNA from an F+ cell integrates into the chromosome of an F- cell, and the other strand is degraded.

b. Only competent cells can undergo conjugation.

c. The F factor is an element that is found in the chromosome of an F+ cell.

d. DNA is transferred from an F+ cell to an F- cell.

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Which of the following is found in binary fission but not in mitosis?

a. Following the process, a membrane separates the 2 copies.

b. The result produces 2 nuclei.

c. Duplicated chromosomes attach to the plasma membrane.

d. Replication of DNA begins at an origin.

e. Replicated strands of DNA separate.

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Prokaryotes reproduce _____.

a. sexually

b. by binary fission

c. by conjugation

d. All of these

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The genetic material of which kind of cells is included in a single, circular molecule of DNA devoid of any histone proteins?

a.  bacteria

b.  protozoa

c.  insects

d.  flowering plants

e.   yeasts

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