DNA Checkpoint
Authored by Brynn Vandegriff
Biology
7th Grade
NGSS covered
Used 11+ times
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9 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the shape of a DNA molecule called?
What is the shape of a DNA molecule called?
Spiral Staircase
Double Helix
Twisted Ladder
Twisted Staircase
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
One DNA strand consists of millions of nucleotides. What three things are nucleotides made up of?
Deoxyribose, phosphate, one nitrogenous base
Sugar, phosphate, and polymerase
Deoxyribose, phosphate, and 4 nitrogenous bases
Deoxyribose, sugar, one nitrogenous base
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The "steps" or "rungs" of the DNA ladder are made of:
The "steps" or "rungs" of the DNA ladder are made of:
Phosphates and bases
Sugars
Sugars and phosphates
Nitrogenous Bases
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The “backbone” of the DNA ladder is made of:
Sugars and phosphates
Sugars
Bases
Phosphates and bases
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a chromosome?
6.
MATCH QUESTION
1 min • 1 pt
Match the following nitrogenous bases:
Thymine
Thymine
Cytosine
Adenine
Guanine
Cytosine
Adenine
Guanine
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a gene?
A gene is a small molecule that transports proteins.
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