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Animal Breeding And Transgenic Animal(Biotechnology ) Questions and Answers
Home
Topic
Biotechnology
Animal Breeding And Transgenic Animal
Question 1.
Which of the following is the process of choosing parent organisms for the characteristics that is wanted in their offspring?
Reproductive selection
Selective breeding
Active selection
Breeding selection
Explanation:-
Answer: Option B. ->
Selective breeding
Question 2.
Which protein has been produced generating a transgenic sheep that is used for replacement therapy for individuals at risk from emphysema?
Plasminogen activator (tPA)
α-anti trypsin (AAT)
Amyloid precursor proteins
Casein
Explanation:-
Answer: Option B. ->
α-anti trypsin (AAT)
Question 3.
Which of the following is the word used to describe what happens when the nucleus of a sperm joins with the nucleus of an egg cell?
Reproduction
Intercourse
Fertilisation
Sex
Explanation:-
Answer: Option C. ->
Fertilisation
Question 4.
Some types of variation are due to changes in the genetic material. What is this type of change called?
Sterilisation
Fertilisation
Radiation
Mutation
Explanation:-
Answer: Option D. ->
Mutation
Question 5.
DNA into fish is injected into
cytoplasm
pronuclei
none of these
both (a) and (b)
Explanation:-
Answer: Option A. ->
cytoplasm
Question 6.
Transgenic goats have been used to produce which of the following protein that is used for dissolving blood clots?
α1-anti trypsin (AAT)
Casein
A variant of human tissue-type plasminogen activator
Amyloid precursor protein
Explanation:-
Answer: Option C. ->
A variant of human tissue-type plasminogen activator
Question 7.
Genetic change can occur only in
three ways
one way
four ways
two ways
Explanation:-
Answer: Option C. ->
four ways
Question 8.
Chromosomes may be isolated from metaphase cells by
isotonic lysis
hypertonic lysis
either (a) or (b)
hypotonic lysis
Explanation:-
Answer: Option D. ->
hypotonic lysis
Question 9.
Superovulation is primarily the result of
increased atresia in the large follicles (
increased atresia in medium and large follicles (>1.7 mm)
decreased atresia in small follicles (
decreased atresia in medium and large follicles (>1.7 mm)
Explanation:-
Answer: Option D. ->
decreased atresia in medium and large follicles (>1.7 mm)
Question 10.
Transfection refers to which of the following?
Synthesis of mRNA from DNA template
Introduction of foreign gene in to a cell
Synthesis of protein based on mRNA sequence
The process by which a cell become malignant
Explanation:-
Answer: Option B. ->
Introduction of foreign gene in to a cell
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