Which of the Following Factors Has Delayed the Development of Laboratory-Based

question 7

Multiple Choice

Which of the following factors has delayed the development of laboratory-based genetic systems in Archaea?

• A) There are no documented systems of conjugation in Archaea.
• B) Homologous recombination does NOT occur in Archaea.
• C) Archaea do NOT host viruses or plasmids.
• D) Many archaea grow in extreme or unusual conditions that make the use of agar and traditional mutant screening techniques problematic.

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Definitions:

Probability Density Function

A function that describes the likelihood of obtaining the possible values that a random variable can assume, used in continuous probability distributions.

Finite Population Correction Factor

A correction applied to standard errors or variances when sampling from a finite population without replacement, to account for the decreased variability.

Population Mean

The average of all the values in a population, calculated as the sum of all values divided by the number of values.

Sample Mean

The arithmetic average of a set of numerical values, calculated by adding them together and dividing by the number of observations.