Why Might the Expression of a Transgene Be Especially Abnormal

question 9

Multiple Choice

Why might the expression of a transgene be especially abnormal in vertebrates with larger average size of genes and amount of heterochromatin in their genomes?

• A) homologous recombination
• B) vector insufficiency
• C) unequal crossing over
• D) mitotic recombination
• E) position effect

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Definitions:

Unconditioned Response

A spontaneous and inherent response to a trigger that happens without previous education or conditioning.

Classical Conditioning

A learning process that occurs through associations between an environmental stimulus and a naturally occurring stimulus, famously demonstrated by Ivan Pavlov’s experiments with dogs.

Pavlov

A Russian physiologist best known for his work in classical conditioning, particularly through his experiments with dogs.

Conditioned Stimulus

An initial neutral cue that, once linked with an unconditioned stimulus, gradually leads to a conditioned response.