Site-Specific Recombination Systems

question 9

Multiple Choice

Site-specific recombination systems

• A)do not depend on extensive nucleotide sequence homology.
• B)depend on enzymes that are often specific for sequences within the host.
• C)are features of some viruses.
• D)All of the choices are correct.

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Definitions:

Synaptic Receptors

Proteins located on cell surfaces in the nervous system that receive chemical signals and initiate a response in the receiving neuron.

Serotonin

A neurotransmitter that contributes to feelings of well-being and happiness, also involved in the regulation of numerous physiological processes.

Benzodiazepines

A class of psychoactive drugs used to treat conditions such as anxiety, insomnia, and seizures by enhancing the effect of the neurotransmitter GABA in the brain.

Tranquilizers

Medications designed to reduce tension or anxiety without inducing sleep.