Which Subunit of E

question 34

Multiple Choice

Which subunit of E. coli RNA polymerase binds DNA and takes part in catalysis?

• A) ɑ
• B) β
• C) δ
• D) β`
• E) σ

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Definitions:

Inhibitory Neurotransmitter

A type of chemical messenger that reduces or inhibits the likelihood of the neuron it acts upon to fire an action potential.

GABA

Gamma-Aminobutyric acid (GABA) is a neurotransmitter in the central nervous system that inhibits nerve transmission in the brain, calms neuronal activity, and is involved in reducing anxiety.

Serotonin

A neurotransmitter involved in various functions such as mood regulation, digestion, and sleep that can affect an individual's emotional state and general well-being.

Saclike Structures

Biological pouches in organisms that serve various functions such as storage, digestion, or transport of substances.