In a Cloning Experiment, You Use a Vector That Contains

question 17

Multiple Choice

In a cloning experiment, you use a vector that contains a lacZ gene as a selectable marker. If the competent cells are grown on X-Gal and IPTG, which colonies would contain chromosomal DNA?

• A) The white colonies
• B) The blue colonies
• C) Half the total colonies
• D) None of the colonies

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Definitions:

Axon

The long, slender projection of a nerve cell that transmits electrical impulses away from the neuron's body.

GABA

GABA (gamma-aminobutyric acid) is the primary inhibitory neurotransmitter in the brain, involved in reducing neuronal excitability throughout the nervous system.

Anxiety

A state of apprehension, unease, or nervousness usually over an impending or anticipated ill.

Paralysis

The loss of the ability to move one or more muscles, often as a result of nerve damage or neurological disease.