Advertisements
Advertisements
प्रश्न
What is the difference between missense and nonsense mutation?
Advertisements
उत्तर
- Mis-sense Mutation:
The mutation where the codon for one amino acid is changed into a codon for another amino acid is called Missense or non-synonymous mutations. - Non-sense Mutation:
The mutations where the codon for one amino acid is changed into a termination or stop codon is called a Nonsense mutation.
संबंधित प्रश्न
Answer the following question.
Two children, A and B aged 4 and 5 years respectively visited a hospital with a similar genetic disorder. The girl A was provided enzyme-replacement therapy and was advised to revisit periodically for further treatment. The girl, B was, however, given a therapy that did not require revisit for further treatment.
Name the ailments the two girls were suffering from?
How sex is determined in monoecious plants. write their genes involved in it.
Match list I with list II.
| List I | List II | ||
| A. | A pair of chromosomes extra with diploid | i) | monosomy |
| B. | One chromosome extra to the diploid | ii) | tetrasomy |
| C. | One chromosome loses from diploid | iii) | trisomy |
| D. | Two individual chromosomes lose from diploid | iv) | double monosomy |
Which type of mutation involves the substitution of a single base pair?
What mechanism causes a frameshift mutation?
Which of the following is caused by intrinsic replication errors and tautomeric shifts?
Which chemical mutagen is a base analogue that replaces thymine?
Which type of chemical mutagen causes frameshift mutations?
What is the distinction between a deletion and an insertion in terms of chromosomal aberrations?
How does DDT resistance in mosquitoes exemplify the evolutionary importance of mutations?
