Which of the Following Is/are TRUE for RNA Compared to DNA

question 22

Multiple Choice

Which of the following is/are TRUE for RNA compared to DNA?

• A)RNA has ribose sugar in its nucleotides,rather than the deoxyribose found in DNA.
• B)RNA is usually single stranded and can make more complex three-dimensional molecular shapes than double-stranded DNA.
• C)RNA contain the bases A,G,C,and U,whereas DNA contain the bases A,G,C,and T.
• D)RNA can catalyse biological reactions,but DNA cannot.
• E)All of the answer options are correct.

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Definitions:

ECG

A test that records the electrical activity of the heart to detect heart conditions.

ECGs

Electrocardiograms, a medical test that measures the electrical activity of the heart to identify abnormalities.

Atrioventricular Valves

Heart valves located between the atria and ventricles, enabling blood flow from the atria to the ventricles while preventing backflow.

Semilunar Valves

Valves located at the exit of both the left and right ventricles of the heart, which prevent backflow of blood into the ventricles.