Molecular Biology and Genetics

Test your knowledge of molecular biology and genetics including DNA methylation, gene mutations, and developmental genetics

5 Questions Published

Questions

Question 1 Multiple Choice (Single Answer)

A particular gene in drosophila got mutated and new phenotype is formed. Again the same gene underwent mutation and wild type phenotype is restored. This phenomenon is known as _________.

  1. epistasis
  2. gene conversion
  3. gene attenuation
  4. intragenic suppression
  5. gene imprinting
Question 2 Multiple Choice (Single Answer)

Which of the following technique is used to detect methylation of DNA?

  1. Western blotting
  2. Souther blotting
  3. Northern blotting
  4. Bisulfide blotting
  5. ELISA
Question 3 Multiple Choice (Single Answer)

Deamination of cytosine results in the formation of __________.

  1. thymine
  2. uracil
  3. hypoxanthine
  4. xanthine
  5. alpha keto glutaric acid
Question 4 Multiple Choice (Single Answer)

Which of the following genes is involved in the first level of segmentation during embryonic development of Drosophilla?

  1. Hairy
  2. Wingless
  3. Hunchback
  4. Barrel
  5. Sex combs reduced
Question 5 Multiple Choice (Single Answer)

Which among the following molecule cannot be methylated?

  1. Azacytosine
  2. Adenine
  3. Guanine
  4. Cytosine
  5. Uracil