Which of the Following Explains the Result of Type I

question 10

Multiple Choice

Which of the following explains the result of type I topoisomerase activity on underwound DNA, considering that no energy (ATP) is used in the reaction?

• A)the linking number is decreased by 1
• B)the linking number is increased by 1
• C)the linking number remains the same but the twist decreases by 1
• D)the linking number remains the same but the twist increases by 1
• E)none of the above

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Definitions:

Axon

A thin, elongated extension of a neuron, or nerve cell, that usually transmits electrical signals from the cell body of the neuron.

Neurotransmitter

Chemical substances in the brain that transmit signals from one neuron to another, influencing various functions such as mood, memory, and movement.

Synapse

The junction between two neurons or between a neuron and a muscle where neurotransmitters are released to transmit impulses.

Synapse

The junction between two neurons or between a neuron and a muscle where impulses pass by diffusion of a neurotransmitter.