Consideration of Tautomerism in Guanine Suggests That It Can Exist

question 29

Multiple Choice

Consideration of tautomerism in guanine suggests that it can exist in lactam and lactim forms.The form that is typically found in DNA is __________,typically pairs with _____________,while the other form is likely to pair with __________,leading to the possible spontaneous mutations.

• A) Lactam,cytosine,thymine
• B) Lactam,cytosine,adenine
• C) Lactim,cytosine,thymine
• D) Lactam,uracil,cytosine
• E) Lactim,cytosine,uracil

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Definitions:

Sodium-Containing

Referring to substances or foods that include sodium, an essential mineral that has various functions in the body but can be harmful in excess.

Isotonic IV Fluid

Isotonic IV fluid is a type of intravenous solution that has the same osmolarity as bodily fluids, commonly used for hydration and replenishment of lost fluids without causing cell shrinkage or swelling.

Pitting Edema

A condition where pressure applied to the skin leaves an indentation, often indicating fluid accumulation in tissues.

Dextrose

A simple sugar that is chemically identical to glucose, used medically as an energy source and in treating hypoglycemia.