The Nitrates Found in Certain Food Preservatives Can Cause Mutations

question 33

Multiple Choice

The nitrates found in certain food preservatives can cause mutations by

• A) incorporating into DNA in place of normal bases.
• B) inserting into the DNA helix.
• C) modifying the structure of DNA bases.
• D) increasing the number of certain trinucleotide repeats.
• E) causing nucleotide insertions.

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Definitions:

Deep Vein Thromboses

The formation of a blood clot within a deep vein, most commonly in the legs, posing risks of serious complications.

Calf Circumference

The measurement around the largest part of the lower leg, used to assess nutritional status and muscle mass.

Elastic Stockings

Specially designed hosiery that applies graduated pressure to the legs to improve blood circulation and prevent venous disorders.

Dorsiflex Foot

The action of raising the foot upwards towards the shin, a movement important in walking and balancing.