DNA Structure and Function Concepts
Interactive Video
•
Biology, Science, Chemistry
•
9th - 10th Grade
•
Practice Problem
•
Hard
Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Who demonstrated that DNA is the genetic material, not proteins?
Watson and Crick
Hershey and Chase
Rosalind Franklin
Gregor Mendel
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the three components of a nucleotide?
Amino acid, phosphate group, nitrogenous base
Deoxyribose sugar, phosphate group, nitrogenous base
Ribose sugar, lipid, nitrogenous base
Protein, carbohydrate, lipid
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which nitrogenous base pairs with adenine in DNA?
Uracil
Thymine
Guanine
Cytosine
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What forms the backbone of the DNA structure?
Nitrogenous bases
Amino acids
Sugar-phosphate
Lipid bilayer
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of bond holds the base pairs together in the DNA structure?
Ionic bonds
Peptide bonds
Covalent bonds
Hydrogen bonds
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Who were the scientists that proposed the double helix structure of DNA?
Rosalind Franklin and Maurice Wilkins
Watson and Crick
Gregor Mendel and Charles Darwin
Hershey and Chase
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What crucial contribution did Rosalind Franklin make to the discovery of DNA's structure?
She discovered the double helix
She took an x-ray image of DNA
She identified the four nitrogenous bases
She demonstrated DNA replication
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