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Quiz: DNA Structure

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Last updated about 1 month ago
10 questions
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Question 1
1.

Match the DNA base with its complementary partner in the DNA strand.

Draggable itemarrow_right_altCorresponding Item
Adenine (A)
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Thymine (T)
Guanine (G)
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Cytosine (C)
Cytosine (C)
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Guanine (G)
Question 2
2.

Associate the following genetic components with their respective intricate descriptions.

Draggable itemarrow_right_altCorresponding Item
Deoxyribose
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Five-carbon sugar in DNA
Double Helix
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Structure of DNA resembling a twisted ladder
Nucleotide
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Consists of sugar, phosphate, and a nitrogen base
Question 3
3.

What is the primary building block of a DNA molecule?

Question 4
4.

Which of the following nitrogenous bases is NOT found in DNA?

Question 5
5.

What is the long name for DNA?

Question 6
6.

The "rungs" of the DNA ladder are made of:

Question 7
7.

DNA molecules differ from RNA molecules in which of the following ways?
I. DNA molecules contain a different type of pentose sugar than do RNA molecules.
II. DNA molecules contain the nitrogenous base cytosine while RNA molecules do not.
III. RNA molecules contain the nitrogenous base uracil while DNA molecules do not.

Question 8
8.

What type of bond holds the complementary base pairs together in a DNA molecule?

Question 9
9.

RNA differs from DNA in that:

Question 10
10.

The above diagram illustrates what DNA looks like when it is twisted into the double helix. Three parts of the molecule are labeled: The backbone/sides (A), the "rungs" (B) and the end (C). Predict which part of the molecule you will find phosphorous.