Discussion
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- Question
Which of these genes codes for a protein that plays a role in growth?
Options- A. DCP1
- B. SCLC6A4
- C. KRTHA1
- D. GH1
- Correct Answer
- GH1
- 1. Which of the following pair will produce complementary sticky ends?
Options- A. Eco RI & MspI
- B. Msp I & HPA II
- C. Sau 3A & Bam HI
- D. Mbo I & Sau 3A Discuss
- 2. Restriction enzymes are named for
Options- A. the person who discovered
- B. the bacterium they are derived from
- C. the viral DNA that they attack
- D. none of the above Discuss
- 3. The transfer of antibiotic-resistant genes from genetically engineered bacteria to disease-causing bacteria __________ .
Options- A. would be of no concern if it occurred.
- B. has occurred
- C. can never occur
- D. seems unlikely Discuss
- 4. Which of the following can be diagnosed by amniocentesis?
Options- A. Down's syndrome
- B. Cystic Fibrosis
- C. Sickle cell anemia
- D. All of these Discuss
- 5. Some genetic diseases cannot be diagnosed by changes in restriction sites. Some of these can be detected by allele-specific oligonucleotide probes. These are
Options- A. copies of the gene with an altered sequence so that a restriction site is inserted
- B. mutagenized copies of a gene
- C. short sequences that will hybridize only to a specific base sequence
- D. PCR-amplified variable numbers of tandem repeats (VNTRs) Discuss
- 6. Why is golden rice pale yellow in color?
Options- A. It is rich in chlorophyll a.
- B. It is rich in beta-carotene.
- C. It is rich in chlorophyll b.
- D. It is rich in phycobilins. Discuss
- 7. Which type of restriction enzymes do not usually require ATP?
Options- A. Type I
- B. Type II
- C. Type III
- D. Type IV Discuss
- 8. The unpaired nucleotides produced by the action of restriction enzymes are referred to have
Options- A. sticky ends
- B. single strands
- C. restriction fragments
- D. ligases Discuss
- 9. The RP13 gene of chromosome 17 codes for a protein __________ .
Options- A. involved in glucose transport
- B. that is a component of hair and nails
- C. involved in eye development
- D. involved in the determination of personality Discuss
- 10. The order for the construction of a cDNA fragment from mRNA is to
Options- A. bind oligo-dT, treat with reverse transcriptase, digest with RNase, add G residues to the 3' end, bind oligo-dC, treat with DNA polymerase
- B. treat with reverse transcriptase, digest with RNase, add G residues to the 3' end, bind oligo-dC, treat with DNA polymerase and bind oligo-dT
- C. digest with RNase, add G residues to the 3' end, treat with reverse transcriptase, add G residues to the 3' end and treat with DNA polymerase
- D. bind oligo-dC, treat with reverse transcriptase, digest with RNase, add G residues to the 3' end, bind oligo-dT and treat with DNA polymerase Discuss
Recombinant DNA Technology problems
Search Results
Correct Answer: Sau 3A & Bam HI
Correct Answer: the bacterium they are derived from
Correct Answer: seems unlikely
Correct Answer: All of these
Correct Answer: short sequences that will hybridize only to a specific base sequence
Correct Answer: It is rich in beta-carotene.
Correct Answer: Type II
Correct Answer: sticky ends
Correct Answer: involved in eye development
Correct Answer: bind oligo-dT, treat with reverse transcriptase, digest with RNase, add G residues to the 3' end, bind oligo-dC, treat with DNA polymerase
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