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Q 1/10
Score 0
What does 250 μL equal in mL?
30
2.5 mL
25 mL
0.025 mL
0.25 mL
Q 2/10
Score 0
A molecular biologist needs to prepare a 1.5% agarose gel to electrophoresis DNA samples. How much agarose is needed to prepare 250 ml of 1.5% agarose?
30
3.75 g
37.5 g
375 g
0.375 g
10 questions
Q.
What does 250 μL equal in mL?
1
30 sec
Q.
A molecular biologist needs to prepare a 1.5% agarose gel to electrophoresis DNA samples. How much agarose is needed to prepare 250 ml of 1.5% agarose?
2
30 sec
Q.
Which instrument is MOST appropriate to measure 125 μl of 1M NaCl?
3
30 sec
Q.
Why is the centrifuge pictured NOT properly loaded?
4
30 sec
Q.
Why do DNA samples need to be heated during PCR?
5
30 sec
Q.
How is PCR different than cellular replication?
6
30 sec
Q.
What is one enzyme found in cellular replication that does not need to be replicated in PCR?
7
30 sec
Q.
A student wants to amplify 1 fragment of DNA into 64 copies. How many cycles of PCR will they need to conduct?
8
30 sec
Q.
What is the primary use of the first stop on a micropipettor plunger?
9
30 sec
Q.
Which substance can be used to stain DNA in gel electrophoresis?
