Questions and answers for exam Preparation

MCQs

Total Questions : 238 | Page 9 of 24 pages

Question 81. Cloning is a method by which numbers of genetically identical organisms are derived from a single organism by

vegetative propagation
vegetative initiation
vegetative termination
none of these

Discuss Question

Answer: Option A. -> vegetative propagation
Answer: (a).vegetative propagation

Question 82. For the rapid genetic progress, embryo transfer (ET)

will be as potent a tool as AI (artificial insemination)
will not be as potent a tool as AI (artificial insemination)
ET can't be used at all
will be a superior tool than AI

Discuss Question

Answer: Option B. -> will not be as potent a tool as AI (artificial insemination)
Answer: (b).will not be as potent a tool as AI (artificial insemination)

Question 83. Transgenic goats produce a variant of human tissue type plasminogen activator protein in

blood
urine
milk
muscles

Discuss Question

Answer: Option C. -> milk
Answer: (c).milk

Question 84. Which of the following is/are the method of transfection for making transgenic animals?

Transfer of whole nuclei
Transfer of whole individual chromosomes or fragment
Transfer of DNA
All of the above

Discuss Question

Answer: Option D. -> All of the above
Answer: (d).All of the above

Question 85. DNA microinjection into the egg has been used to produce which of the following transgenic animals?

Mice
Chicken
Pigs
All of these

Discuss Question

Answer: Option D. -> All of these
Answer: (d).All of these

Question 86. In transgenic fish, the genes are introduced by

microinjection in fish
viruses
transfer of whole nuclei
all of these

Discuss Question

Answer: Option A. -> microinjection in fish
Answer: (a).microinjection in fish

Question 87. Which of these established cell lines originate from a mouse embryo?

3T3
BHK
HeLa
BTK

Discuss Question

Answer: Option A. -> 3T3
Answer: (a).3T3

Question 88. Production of transgenic animals require transfections of

eggs or embryos
stem cells
red blood cells
all of these

Discuss Question

Answer: Option A. -> eggs or embryos
Answer: (a).eggs or embryos

Question 89. Which of the following statements best describes a clone?

An artificial life form
An offspring where all of the genetic material in every cell is identical to that of both parents
An offspring where all of the genetic material in every cell is identical to that of one of its parents
A type of sheep

Discuss Question

Answer: Option C. -> An offspring where all of the genetic material in every cell is identical to that of one of its parents
Answer: (c).An offspring where all of the genetic material in every cell is identical to that of one of its parents

Question 90. Which of the following statement is correct?