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Free download in PDF Transgenic Animals Short Questions and Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams. These short solved questions or quizzes are provided by Gkseries.
41
Which of the following best describes artificial insemination?
[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
Answer: Taking the sperm and placing it directly
42
Which part of a cell carries the information that is passed from one generation to the next?
[A]
Cell
[B]
Nucleus
[C]
Cytoplasm
[D]
Chloroplast
43
Embryonic stem cells are also used for generation of transgenic organisms. They are obtained from _______ of a developing ________
[A]
Trophoectoderm, Gastrula
[B]
Trophoectoderm, Blastula
[C]
Inner Cell Mass, Blastula
[D]
Inner Cell Mass, Gastrula
Answer: Inner Cell Mass, Blastula
44
ES cells are used in order to ensure that insertion is done at the required chromosomal location and it is called as ____________
[A]
Gene Targeting
[B]
Knocking Out
[C]
Knocking In
[D]
Gene Disruption
45
Integration events may be insertional involving _____ crossover or replacement involving _____ crossovers.
[A]
Single, Single
[B]
Double, Double
[C]
Double, Single
[D]
Single, Double
46
Embryo transfer (ET) refers to the technique by which fertilized ova are collected from the reproductive tract of a genetically
[A]
superior female and transferred to the inferior
[B]
inferior female and transferred to the superior
[C]
balanced female
[D]
none of the above
Answer: superior female and transferred to the inferior
47
Which part of a cell carries the information that is passed from one generation to the next?
[A]
Cell
[B]
Nucleus
[C]
Cytoplasm
[D]
Chloroplast
48
DNA microinjection into the egg has been used to produce which of the following transgenic animals?
[A]
Pigs
[B]
Chicken
[C]
Mice
[D]
All of these
49
Which of the following is the process of choosing parent organisms for the characteristics that is wanted in their offspring?
[A]
Selective breeding
[B]
Reproductive selection
[C]
Active selection
[D]
Breeding selection
Answer: Selective breeding
50
Which of the following statements best describes a clone?
[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
Answer: An offspring where all of the genetic material in every cell is identical to that of one of its parents
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