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MCQs

Total Questions : 348 | Page 31 of 35 pages
Question 301. Inversions can lead to a deletion or duplication in the chromosome.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 302. Which is not a type of chromosomal aberration?
  1.    mutations
  2.    inversion
  3.    translocation
  4.    duplication
 Discuss Question
Answer: Option A. -> mutations
Answer: (a).mutations
Question 303. The chromosomal aberrations follow _____________________
  1.    chromosomal breakage
  2.    meiosis
  3.    mitosis
  4.    necrosis
 Discuss Question
Answer: Option A. -> chromosomal breakage
Answer: (a).chromosomal breakage
Question 304. The Philadelphia chromosome is the best studied example of ________________
  1.    inversion
  2.    translocation
  3.    deletion
  4.    duplication
 Discuss Question
Answer: Option B. -> translocation
Answer: (b).translocation
Question 305. Which of the following is a rare genetic disorder?
  1.    Myeloma
  2.    Meningitis
  3.    Fanconi anemia
  4.    Breast cancer
 Discuss Question
Answer: Option C. -> Fanconi anemia
Answer: (c).Fanconi anemia
Question 306. The cry-of-the-cat syndrome is due to a defect in chromosome __________
  1.    2
  2.    4
  3.    5
  4.    9
 Discuss Question
Answer: Option C. -> 5
Answer: (c).5
Question 307. Enzymes of __________________________ are clustered together in a bacterial operon.
  1.    metabolic pathway
  2.    transcription
  3.    transfusion
  4.    transformation
 Discuss Question
Answer: Option A. -> metabolic pathway
Answer: (a).metabolic pathway
Question 308. Under minimal conditions, the cell has fewer than 5 copies of enzyme β-galactosidase.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 309. Lactose can be a nutrient source for bacteria, it is a _____________________
  1.    monosaccharide
  2.    lipid
  3.    disaccharide
  4.    polysaccharide
 Discuss Question
Answer: Option C. -> disaccharide
Answer: (c).disaccharide
Question 310. The first step in catabolism of lactose by the bacteria is ________________ of a linkage bond.
  1.    hydrolysis
  2.    oxidation
  3.    reduction
  4.    alkylation
 Discuss Question
Answer: Option A. -> hydrolysis
Answer: (a).hydrolysis

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