Discovery of Nucleic Acids
Quiz
•
Science
•
11th Grade
•
Practice Problem
•
Medium
Standards-aligned
Kevin Zhou
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39 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Who was the first scientist to discover nucleic acids?
Friedrich Miescher
Gregor Mendel
James Watson
Rosalind Franklin
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In what year did Friedrich Miescher discover nucleic acids?
1869
1928
1953
1802
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How did Friedrich Miescher discover nucleic acids?
By looking at bandaged wounds
By studying plant cells
By analyzing animal bones
By observing bacteria in a petri dish
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which two elements did Friedrich Miescher find in large amounts in the substance he studied?
Nitrogen and phosphorus
Carbon and hydrogen
Oxygen and sulfur
Calcium and potassium
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of the phosphate group in the structure of DNA?
It forms part of the DNA backbone
It codes for genetic information
It acts as an enzyme
It provides energy for the cell
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which component of a DNA nucleotide contains nitrogen?
Nitrogenous base
Phosphate group
Pentose sugar
Deoxyribose
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Based on the information provided, why was the discovery of nitrogen and phosphorus in the substance significant for understanding DNA?
It indicated that DNA is chemically distinct from proteins
It showed that DNA is a source of energy
It proved that DNA is a carbohydrate
It demonstrated that DNA is not found in cells
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