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- Question
Chromosomes may be isolated from metaphase cells by
Options- A. hypertonic lysis
- B. hypotonic lysis
- C. either (a) or (b)
- D. isotonic lysis
- Correct Answer
- hypotonic lysis
- 1. Which part of a cell carries the information that is passed from one generation to the next?
Options- A. Cell
- B. Nucleus
- C. Cytoplasm
- D. Chloroplast Discuss
- 2. Which of the following best describes artificial insemination?
Options- A. Transplanting an embryo into the uterus
- B. Fertilization of an egg in a test tube
- C. Selectively breeding healthy animals
- D. Taking the sperm and placing it directly Discuss
- 3. Which of the following statements best describes a clone?
Options- A. An artificial life form
- B. An offspring where all of the genetic material in every cell is identical to that of both parents
- C. An offspring where all of the genetic material in every cell is identical to that of one of its parents
- D. A type of sheep Discuss
- 4. In transgenic fish, the genes are introduced by
Options- A. microinjection in fish
- B. viruses
- C. transfer of whole nuclei
- D. all of these Discuss
- 5. For the rapid genetic progress, embryo transfer (ET)
Options- A. will be as potent a tool as AI (artificial insemination)
- B. will not be as potent a tool as AI (artificial insemination)
- C. ET can't be used at all
- D. will be a superior tool than AI Discuss
- 6. The nucleous of mature unfertilized ovum may be removed by
Options- A. irradiation
- B. surgery
- C. both (a) and (b)
- D. neutralization and homogenization Discuss
- 7. Which of the following is the process of choosing parent organisms for the characteristics that is wanted in their offspring?
Options- A. Active selection
- B. Reproductive selection
- C. Selective breeding
- D. Breeding selection Discuss
- 8. Transfection refers to which of the following?
Options- A. Synthesis of mRNA from DNA template
- B. Synthesis of protein based on mRNA sequence
- C. Introduction of foreign gene in to a cell
- D. The process by which a cell become malignant Discuss
- 9. Which protein has been produced generating a transgenic sheep that is used for replacement therapy for individuals at risk from emphysema?
Options- A. Plasminogen activator (tPA)
- B. ?-anti trypsin (AAT)
- C. Casein
- D. Amyloid precursor proteins Discuss
- 10. Superovulation is an
Options- A. increased ovulatory response by external hormonal therapy
- B. decreased ovulatory response by external hormonal therapy
- C. decreased ovulatory response by internal hormonal therapy
- D. increased ovulatory response by internal hormonal therapy Discuss
Animal Breeding and Transgenic Animal problems
Search Results
Correct Answer: Nucleus
Correct Answer: Taking the sperm and placing it directly
Correct Answer: An offspring where all of the genetic material in every cell is identical to that of one of its parents
Correct Answer: microinjection in fish
Correct Answer: will not be as potent a tool as AI (artificial insemination)
Correct Answer: both (a) and (b)
Correct Answer: Selective breeding
Correct Answer: Introduction of foreign gene in to a cell
Correct Answer: ?-anti trypsin (AAT)
Correct Answer: increased ovulatory response by external hormonal therapy
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