
DNA Structure and Function Concepts
Interactive Video
•
Biology
•
9th - 10th Grade
•
Practice Problem
•
Hard
Patricia Brown
FREE Resource
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary structural form of DNA in eukaryotic cells?
Double helix
Single-stranded DNA
Triple helix
Circular DNA
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a component of DNA?
Nitrogenous bases
Amino acids
Phosphate group
Deoxyribose sugar
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Who was NOT awarded the Nobel Prize for the discovery of DNA's structure?
Francis Crick
James Watson
Rosalind Franklin
Maurice Wilkins
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What did Rosalind Franklin's work primarily contribute to the understanding of DNA?
The discovery of the double helix structure
The identification of DNA as genetic material
The discovery of the triple helix structure
The concept of base pairing
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of histones in DNA organization?
They synthesize RNA
They unwind DNA strands
They compact DNA into nucleosomes
They replicate DNA
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many base pairs are wrapped around a histone octamer in a nucleosome?
147
200
100
50
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the term for the 'beads on a string' structure in DNA organization?
Chromatin
Chromosome
Gene
Nucleosome
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