To Make Recombinant DNA

question 31

Multiple Choice

To make recombinant DNA,

• A) two nonhomologous chromosomes are induced to undergo crossing-over during meiosis.
• B) the entire genome of one organism is fused to a plasmid.
• C) pieces of DNA from different organisms are cut with restriction enzymes and then joined together.
• D) DNA polymerase is used to make multiple copies of the DNA sequences of two organisms at the same time.

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Definitions:

Fixed Interval Schedule

A reinforcement schedule in operant conditioning where the first response is rewarded only after a specified amount of time has elapsed.

Classical Conditioning

A learning technique involving the frequent pairing of two stimuli, so that a response originally stimulated by the second of the stimuli is in the end stimulated by only the first stimulus.

Law Of Effect

A principle in psychology stating that behaviors followed by positive outcomes are likely to be repeated, whereas behaviors followed by negative outcomes are less likely to be repeated.

Variable-Interval Schedule

A reinforcement schedule in operant conditioning where a response is rewarded after an unpredictable amount of time has passed.