Biotechnology Skills Test Review #1 Question Preview (ID: 61549)


This Review Is Intended To Help You Prepare For The Certification Test In Biotechnology. TEACHERS: click here for quick copy question ID numbers.

When performing electrophoresis on a gel, which electrode should the wells in the gel be closest to?
a) neutral
b) polar
c) negative
d) positive

What color is the negative electrode in the electrophoresis chamber?
a) Red
b) Blue
c) Black
d) White

What is the purpose of Polymerase Chain Reaction, or PCR? 
a) To replicate protein.
b) To transform a gene.
c) To amplify DNA or portions of DNA.
d) To produce DNA nucleotides.

For a step in a lab protocol, you need to pipette 19 uL of a liquid into a tube.  Which piece of equipment would do this most accurately?
a) 2 uL - 20 uL pipette
b) 0.1 uL - 10 uL pipette
c) 10 uL - 100 uL pipette
d) 20 uL - 200 uL pipette

Which of the following items would not be found on an MSDS (Materials Safety Data Sheet) for a chemical?
a) Substance Name
b) Chemical characteristics of the product
c) Cost of the Product
d) Health hazards

Which of the choices below shows the correct sequence of substances in protein synthesis?
a) mRNA DNA rRNA tRNA amino acid protein.
b) mRNA DNA rRNA amino acid tRNA protein.
c) mRNA DNA rRNA tRNA protein amino acid.
d) DNA mRNA rRNA tRNA amino acid protein.

Which of the measurements below is equal to 0.5 mL?
a) 5 uL
b) 500 uL
c) 50 uL
d) 5000 uL

The regions within the DNA that do not code for the production of a protein are called:
a) Transposons
b) Exons
c) Introns
d) Nucleons

Gram Formula Weight (GFW) is a term that means the same as Molar Mass.  So, if the GFW of Carbon is 12.01 and the GFW of Oxygen is 16.00, what is the GFW of CO2?
a) 28.01
b) 32.01
c) 44.01
d) 4.401

What is it about a bacterium that allows it to be gram stained?
a) Its shape.
b) The composition of its cytoplasm.
c) The amount and type of DNA it has.
d) The structure of the cell wall.

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