
DNA Structure and Function Concepts

Interactive Video
•
Biology, Science, Chemistry
•
9th - 10th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the four nitrogenous bases found in DNA?
Adenine, Thymine, Guanine, Uracil
Adenine, Uracil, Guanine, Cytosine
Adenine, Thymine, Guanine, Cytosine
Adenine, Cytosine, Guanine, Uracil
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was the key finding of Frederick Griffith's experiment with pneumonia-causing bacteria?
Lipids are the molecule of heredity
DNA is the molecule of heredity
RNA is the molecule of heredity
Proteins are the molecule of heredity
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How did Oswald Avery's experiments contribute to our understanding of DNA?
He discovered the double helix structure
He identified DNA as the transforming principle
He found that proteins are the genetic material
He showed that lipids are the genetic material
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What did Watson and Crick's model of DNA reveal about its structure?
DNA is a double helix
DNA is a quadruple helix
DNA is a triple helix
DNA is a single helix
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of the anti-parallel orientation of DNA strands?
It makes DNA more stable than RNA
It allows DNA to be single-stranded
It enables the formation of a double helix
It prevents DNA from forming a helix
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of hydrogen bonds in the structure of DNA?
They connect the phosphate groups
They link the nitrogenous bases
They form the backbone of DNA
They stabilize the sugar molecules
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can DNA be used in forensic science?
To determine the age of a person
To predict future diseases
To measure intelligence
To identify individuals based on unique DNA sequences
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