DNA Structure Quiz
Quiz
•
Science
•
5th Grade
•
Practice Problem
•
Hard
Freddy G
Used 2+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the most common form of the DNA double helix?
A-form DNA
B-form DNA
C-form DNA
D-form DNA
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the three components of a nucleotide in DNA?
Sugar, phosphate, and nitrogenous base
Sugar, phosphate, and amino acid
Sugar, lipid, and nitrogenous base
Sugar, lipid, and amino acid
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which carbon of the sugar is the nitrogenous base attached to?
1' carbon
2' carbon
3' carbon
4' carbon
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do nucleotides attach to each other in the DNA strand?
Through peptide bonds
Through hydrogen bonds
Through phosphodiester bonds
Through covalent bonds
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the directionality of the DNA strand?
3' to 5'
5' to 3'
Both 3' to 5' and 5' to 3'
Neither 3' to 5' nor 5' to 3'
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which bases preferentially pair with each other in DNA?
Adenine and guanine
Thymine and cytosine
Adenine and thymine
Guanine and cytosine
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of bonds stabilize the double helix structure of DNA?
Ionic bonds
Covalent bonds
Hydrogen bonds
Peptide bonds
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