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- Question
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
- Correct Answer
- Introduction of foreign gene in to a cell
- 1. 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
- 2. 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
- 3. Chromosomes may be isolated from metaphase cells by
Options- A. hypertonic lysis
- B. hypotonic lysis
- C. either (a) or (b)
- D. isotonic lysis Discuss
- 4. 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
- 5. 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
- 6. 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
- 7. 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
- 8. The technique, mainly used for the diagnosing birth defects in the fetus by means of needle, is called
Options- A. amniocentesis
- B. ectogensis
- C. transplantation
- D. all of the above Discuss
- 9. Cloning is a method by which numbers of genetically identical organisms are derived from a single organism by
Options- A. vegetative propagation
- B. vegetative initiation
- C. vegetative termination
- D. none of these Discuss
- 10. Embryo transfer (ET) refers to the technique by which fertilized ova are collected from the reproductive tract of a genetically
Options- A. superior female and transferred to the inferior
- B. inferior female and transferred to the superior
- C. balanced female
- D. none of the above Discuss
Animal Breeding and Transgenic Animal problems
Search Results
Correct Answer: Selective breeding
Correct Answer: both (a) and (b)
Correct Answer: hypotonic lysis
Correct Answer: Nucleus
Correct Answer: Taking the sperm and placing it directly
Correct Answer: ?-anti trypsin (AAT)
Correct Answer: increased ovulatory response by external hormonal therapy
Correct Answer: amniocentesis
Correct Answer: vegetative propagation
Correct Answer: superior female and transferred to the inferior
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