What is the primary purpose of electrophoresis in DNA analysis?

Genetic Factors in Flower Color

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Biology
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10th - 12th Grade
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Hard

Patricia Brown
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To clone DNA fragments
To amplify DNA sequences
To separate DNA fragments based on size and charge
To sequence DNA
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do smaller DNA fragments behave during electrophoresis?
They move faster and cover more distance
They move at the same speed as larger fragments
They remain stationary
They move slower and cover less distance
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the effect of a deletion mutation on a gene?
It removes one or more nucleotides causing a frame shift
It duplicates the gene
It adds extra nucleotides
It has no effect on the gene structure
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the context of geraniums, what does a deletion mutation in gene A result in?
An increase in flower size
A frame shift altering the gene structure
A duplication of gene A
No change in flower color
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the presence of a band in electrophoresis results indicate?
The absence of any genes
The presence of only gene A
The presence of non-functional genes
The presence of functional genes
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If both genes A and B are functional, what color will the flower be?
White
Pink
Purple
Red
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What flower color is expressed if only gene A is functional?
White
Pink
Purple
Yellow
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