DNA Electrophoresis

DNA Electrophoresis

9th - 12th Grade

24 Qs

quiz-placeholder

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DNA Electrophoresis

DNA Electrophoresis

Assessment

Quiz

Science

9th - 12th Grade

Medium

NGSS
HS-LS3-1, MS-LS4-2, HS-LS4-2

+2

Standards-aligned

Created by

LORI SMITH

Used 46+ times

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24 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the purpose of PCR?
To produce millions of copies of DNA.
To produce millions of copies of a specific region of DNA
To add nucleotides to a DNA sequence
To watch polymerase work.

2.

MULTIPLE CHOICE QUESTION

2 mins • 5 pts

In preparation for an electrophoresis procedure, restriction enzymes are added to DNA in order to

convert the DNA into gel

cut the DNA into fragments

change the color of the DNA

produce longer sections of DNA

3.

MULTIPLE CHOICE QUESTION

2 mins • 5 pts

What is the purpose of gel electrophoresis?
helps cut DNA
count the genes in DNA
separates DNA based on size
allows for an exact replicated organism

4.

MULTIPLE CHOICE QUESTION

2 mins • 5 pts

Why do the fragments of DNA in gel electrophoresis travel away from the negative electrode?
DNA is negatively charged so attracted to the positive end of the unit
DNA is positively charged to attracted to the negative end of the unit
the agarose gel in negatively charged
the agarose gel is positively charged

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

A student performed a gel electrophoresis experiment. The results are represented in the diagram

below. Compared to the fragments at the top of the gel, the fragments at the lower end are

larger, and move slower

larger, and move faster

smaller, and move faster

smaller, and move slower

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image
Based on these results whose blood was found in the blood stain at the crime scene?
Bob
Sue
John
Lisa

Tags

NGSS.HS-LS3-1

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

DNA fingerprinting works because
Most genes are dominant
All organisms contain RNA
The most important genes are different among most people
No two people, except identical twins, have exactly the same DNA 

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