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MCQs

Total Questions : 111 | Page 7 of 12 pages
Question 61. How many copies of DNA segment can be made in a few hours by using PCR technique?
  1.    hundreds
  2.    thousands
  3.    millions
  4.    billions
 Discuss Question
Answer: Option D. -> billions
Answer: (d).billions
Question 62. Determining complete order of nucleotides on a DNA segment is called
  1.    DNA order
  2.    DNA sequencing
  3.    DNA reading
  4.    DNA organizing
 Discuss Question
Answer: Option B. -> DNA sequencing
Answer: (b).DNA sequencing
Question 63. Stem cells in bone marrow can give rise to which of following cell types?
  1.    blood cells
  2.    brain cells
  3.    nerve cells
  4.    skin cells
 Discuss Question
Answer: Option A. -> blood cells
Answer: (a).blood cells
Question 64. Polymerase Chain Reaction (PCR) performs which of following functions?
  1.    separate proteins
  2.    amplify desired gene
  3.    separate DNA fragments
  4.    clone vectors
 Discuss Question
Answer: Option B. -> amplify desired gene
Answer: (b).amplify desired gene
Question 65. Genes are inherited from one generation to next by
  1.    gametes
  2.    somatic cells
  3.    mutated cells
  4.    nerve cells
 Discuss Question
Answer: Option A. -> gametes
Answer: (a).gametes
Question 66. In a normal human cell, approximately how many crossings over events occur along with a chromosome pair?
  1.    3
  2.    8
  3.    12
  4.    100
 Discuss Question
Answer: Option A. -> 3
Answer: (a).3
Question 67. Small arm of chromosome is denoted by alphabet
  1.    p
  2.    r
  3.    t
  4.    q
 Discuss Question
Answer: Option A. -> p
Answer: (a).p
Question 68. Reductional division is another name for which of following processes?
  1.    mitosis
  2.    meiosis
  3.    binary fission
  4.    splitting
 Discuss Question
Answer: Option B. -> meiosis
Answer: (b).meiosis
Question 69. How many total combinations of daughter cells are possible after meiosis of a single diploid cell?
  1.    1
  2.    2
  3.    3
  4.    4
 Discuss Question
Answer: Option D. -> 4
Answer: (d).4
Question 70. What is another name of a fertilized egg?
  1.    zygote
  2.    fetus
  3.    ovum
  4.    embryo
 Discuss Question
Answer: Option A. -> zygote
Answer: (a).zygote

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