set 1 MCQ Questions & Answers Detailed Explanation
MOST IMPORTANT general science mcq - 4 EXERCISES
The following question based on genetic engineering and bio technology topic of general science mcq
(a) Number of base-pairs per turn
(b) Complementary to the two strands
(c) Double helix
(d) Sugar-phosphate backbone
The correct answers to the above question in:
Answer: (b)
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Read more bio technology gk Based General Science Questions and Answers
Question : 1
Which of the following statement is incorrect regarding PCR?
a) Taq DNA polymerase is not thermostable.
b) In PCR, two primers are used.
c) Taq DNA polymerase is related for PCR.
d) Multiple copies of gene can be synthesized in PCR.
Answer »Answer: (a)
Question : 2
The sex of the child in humans primarily depends on
a) X and Y chromosome of male part
b) X chromosome of female part
c) Both (a) & (b)
d) None of the two
Answer »Answer: (a)
Question : 3
Which one was the first successful cloned animal?
a) Rabbit
b) Sheep
c) Gibbon
d) None of these
Answer »Answer: (b)
Question : 4
With reference to ‘stem cells’, frequently in the news, which of the following statement(s) is/are correct?
- Stem cells can be derived from mammals only.
- Stem cells can be used for screening new drugs.
- Stem cells can be used for medical therapies.
a) Only 3
b) 1 and 2
c) 2 and 3
d) 1, 2 and 3
Answer »Answer: (c)
Question : 5
Consider the following effects of genetic engineering.
- Disease resistance
- Growth promotion
- Animal cloning
- Human cloning
a) 1, 2 and 4
b) 1, 3 and 4
c) 2, 3 and 4
d) 1, 2 and 3
Answer »Answer: (d)
Question : 6
Which one of the following statements is correct ? Cretinism is a human disorder which is due to the under secretion of :
a) Glucagon hormone
b) Adrenalin hormone
c) Cortisone hormone
d) Thyroxin hormone
Answer »Answer: (d)
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