Electronegativity Increases

question 43

Multiple Choice

Electronegativity increases

• A) from top to bottom within a group.
• B) from left to right across a period.
• C) with increasing atomic weight.
• D) both A and B
• E) none of the above

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Definitions:

Repressor Protein

A type of protein that binds to specific DNA sequences and inhibits the expression of a gene by blocking RNA polymerase.

Feedback Inhibition

A type of enzyme regulation in which the accumulation of the product of a reaction inhibits an earlier reaction in the sequence; also known as end product inhibition.

Enzyme Activity

The measure of the rate at which an enzyme catalyzes a reaction, converting substrate molecules into products.

Metabolic Pathway

A series of chemical reactions in a cell that build up or break down molecules for vital processes.