Quiz In Biotechniques
8 Questions
| Total Attempts: 184
Choose the letter of the correct answer.
Questions and Answers
- 1.How do we know whether a gene is turned on?
- A.
Determine is it is working
- B.
Churning out molecules of messenger RNA
- C.
If the gene is being expressed
- D.
All of the above
- 2.1. Laboratory equipment used to pinpoint all the differences in gene expression between two different cell types – in a single experiment!
- A.
DNA Microarray
- B.
Gel Electrophoresis
- C.
Polymerase Chain Reaction
- D.
DNA Extraction
- 3.Which among the following is not a DNA Microarray?
- A.
Genome chip
- B.
Gene expression
- C.
DNA chip
- D.
Gene array
- 4.The component of each spot in a microarray which corresponds to a single gene.
- A.
Cancer cells
- B.
Multiple copies of a unique mRNA sequence
- C.
Multiple copies of a unique DNA sequence
- D.
Healthy cells
- 5.1. A disease of “genes gone bad”.
- A.
Down’s Syndrome
- B.
Hemophilia
- C.
Cancer
- D.
Leukemia
- 6.1. An instrument that spins at very high speed and separates materials by size or density.
- A.
Vortex
- B.
Centrifuge
- C.
DNA Microarray
- D.
Work Station
- 7.1. Why doesn’t the DNA stay in solution?
- A.
DNA is hydrophobic.
- B.
No, DNA will stay in the solution.
- C.
It was dissolved when placed in the spinning instrument.
- D.
The strands of DNA are much, much longer than RNA molecules.
- 8.1. Which among the following is not a type of RNA?
- A.
Complementary RNA (cRNA)
- B.
Messenger RNA (mRNA)
- C.
Transfer RNA (tRNA)
- D.
Ribosomal RNA (rRNA)
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