Which Is Not a Difference Between B-DNA and A-DNA

question 40

Multiple Choice

Which is not a difference between B-DNA and A-DNA?

• A)A-DNA forms under more dehydrating conditions than B-DNA.
• B)For polynucleotide strands containing the same number of nucleotides,the A-DNA strand will be shorter from end-to-end than the corresponding B-DNA.
• C)Both are helical,but B-DNA is right-handed and A-DNA is left-handed.
• D)The planes of the nitrogenous bases are not perpendicular to the helix axis in A-DNA.

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Definitions:

Hyperventilating

Breathing at an abnormally rapid rate, leading to a decrease in carbon dioxide levels in the blood.

Ventilation

The process of providing fresh air to a space or the exchange of air to remove stale air, crucial for maintaining healthy indoor environments.

Lungs

Organs located in the chest on either side of the heart that enable the respiration process by exchanging oxygen and carbon dioxide.

Airway Obstruction

A blockage in any part of the airway that impedes normal breathing, potentially life-threatening if not promptly treated.