Q.1
Mutations in which of the following genes lead to a rare form of muscular dystrophy?
  • a) lamin
  • b) tannin
  • c) gerotonin
  • d) rennin
Q.2
Most alterations in the genes occur during ____________________
  • a) cell division
  • b) motility
  • c) anaerobic conditions
  • d) sunlight exposure
Q.3
The chromosomal aberrations follow _____________________
  • a) chromosomal breakage
  • b) meiosis
  • c) mitosis
  • d) necrosis
Q.4
Which of the following is a rare genetic disorder?
  • a) Myeloma
  • b) Meningitis
  • c) Fanconi anemia
  • d) Breast cancer
Q.5
Which is not a type of chromosomal aberration?
  • a) mutations
  • b) inversion
  • c) translocation
  • d) duplication
Q.6
Inversions can lead to a deletion or duplication in the chromosome.
  • a) True
  • b) False
Q.7
The Philadelphia chromosome is the best studied example of ________________
  • a) inversion
  • b) translocation
  • c) deletion
  • d) duplication
Q.8
The translocated part of Philadelphia chromosome is found on chromosome ________
  • a) 4
  • b) 9
  • c) 11
  • d) 13
Q.9
Zygotes containing chromosomal deletion are produced by ___________
  • a) apoptosis
  • b) abnormal mitosis
  • c) abnormal meiosis
  • d) necrosis
Q.10
Unlike thepairs of chromosomes in human cells, chimpanzees havepairs of chromosomes.
  • a) True
  • b) False
Q.11
When was the first correlation between a chromosomal deletion and human disorder first developed?
  • a) 1963
  • b) 1973
  • c) 1983
  • d) 1993
Q.12
Partial trisomy is the presence of _____ copies of a gene.
  • a) 1
  • b) 2
  • c) 3
  • d) 4
Q.13
The cry-of-the-cat syndrome is due to a defect in chromosome __________
  • a) 2
  • b) 4
  • c) 5
  • d) 9
0 h : 0 m : 1 s