Quiz:What Do You Know About Genes And DNA?
What do you know about Genes and DNA? In the quiz below you will be expected to answer the questions as best as you can be based on all that you have learned about Genes and DNA, the different types they exist in and their function in the human body. Do give it a try and take as much time as you need before you choose your answer.
- 1.
We clone human genes to
- A.
Define inherited genetic mutations
- B.
Isolate functional genes
- C.
Isolate genes with somatic mutations
- D.
Define and understand cellular pathways and circuits
- E.
All of the above
Correct Answer
E. All of the above -
- 2.
You can detect a single molecule of DNA using
- A.
Northern blot
- B.
Microarray
- C.
FISH
- D.
Southern blot
- E.
PCR
Correct Answer
E. PCR -
- 3.
Bacterial expression systems:
- A.
Are smelly and expensive
- B.
Lack enzymes to catalyze post-translational modifications
- C.
Provide the only way to produce an active drug
- D.
Are easy to screen by high throughput techniques
- E.
Are used to develop vaccines
Correct Answer
B. Lack enzymes to catalyze post-translational modifications -
- 4.
____________ is used to clone cDNA and assess level of gene expression.
Correct Answer
RT-PCR
rt PCR
rt-pcr - 5.
Factor VIII for hemophiliacs was produced using
- A.
Bacteria
- B.
Viruses
- C.
Yeast
- D.
Mammalian cells
- E.
New biochemical techniques for synthesis of natural products
Correct Answer
D. Mammalian cells -
- 6.
Less than _______ of the human genome encodes proteins
- A.
50%
- B.
25%
- C.
80%
- D.
5%
- E.
2%
Correct Answer
E. 2% -
- 7.
Genes are
- A.
Spread equally throughout the genome
- B.
Concentrated in random areas in the genome
- C.
Equally distributed on all chromosomes
- D.
All about the same size
Correct Answer
B. Concentrated in random areas in the genome -
- 8.
G-CSF is produced using a _______________ expression system
Correct Answer
bacterial - 9.
Southern blots can detect
- A.
Differences in mRNA
- B.
All point mutations
- C.
Only point mutations that alter restriction enzyme recognition sites
- D.
Small deletions
- E.
Expression of a gene in specific tissues or cells
Correct Answer
C. Only point mutations that alter restriction enzyme recognition sites -
- 10.
An __________________ is a modified plasmid or virus carrying a gene or cDNA into a suitable host cell where it directs expression of the encoded protein
Correct Answer
expression vector
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Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.
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Current Version
-
Mar 21, 2022Quiz Edited by
ProProfs Editorial Team -
Sep 22, 2008Quiz Created by
Luck2liv
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