Choose true or false for the following statements. 1. Joshua Lederberg and Edward Tatum demonstrated that if they mixed together two bacterial strains with different nutritional requirements they could obtain some rare cells that had characteristics of both strains. 2. Bernard Davis showed that physical contact between the bacteria cells was not required for transfer to occur. 3. Transduction does not require the two bacterial strains to be in physical contact.

Question

Parker Joyce

Social Studies

27 June, 15:07

Choose true or false for the following statements. 1. Joshua Lederberg and Edward Tatum demonstrated that if they mixed together two bacterial strains with different nutritional requirements they could obtain some rare cells that had characteristics of both strains. 2. Bernard Davis showed that physical contact between the bacteria cells was not required for transfer to occur. 3. Transduction does not require the two bacterial strains to be in physical contact.

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Answers (1)

Know the Answer?

Cadence Pratt · Answer 1

1. True

2. False

3. True

Explanation:

2. Bernard Davis conducted U-tube experiment to show that direct contact between bacteria is required for genetic exchange.