What are insertion and deletion mutations? Why might they be harmful to a cell?

Q: What is spontaneous mutation and how does it occur during Stress-Induced Mutagenesis.

A: The mutation is the sudden genetical changes that occurs in the DNA sequence and ultimately can or…

Q: What are the factors that cause mutation?

A: Mutation is a spontaneous molecular change in the DNA sequence of a gene. There are different types…

Q: How do transposons cause mutations?

A: Transposons or transposable elements are the DNA sequences that can move and change their location…

Q: What is the difference between eukaryotes and prokaryotes in terms of primary transcripts?

A: Primary transcript is the immediate product of transcription. In the process of transcription of…

Q: What is an inactive gene?

A: A gene is a set of nucleotides that codes for a particular protein. Gene is functional unit of…

Q: What is RNA interference, and why is it important?

A: RNA interference: - It is a gene regulatory system, which is used as to silent particular gene. RNAi…

Q: What is a reverse mutation, or reversion?

A: The mutation is the alteration in the structure and sequence of the DNA which is the genetic…

Q: What could be the effect  of a base substitution which prevents post-transcriptional removal of an…

A: A base substitution is a genetic mutation where a single nucleotide base is changed in the sequence…

Q: What causes de novo gene mutations?

A: A genetic alteration that is present for the first time in one family member as a result of a…

Q: How does the effect of nonsense mutation differ from that of a frameshift mutation? Why?

A: Mutations are changes that occurs in the deoxyribonucleic acid (DNA) sequence, either due to…

Q: What is the difference between transposons and retrotransposons?

A: All cellular systems are controlled by proteins. Proteins are synthesized by the cell by a process…

Q: what are disease-causing mutations? Explain with  suitable exaamples

A: Mutations are the alterations or the changes that occur in the DNA. Mutagens are the agents that are…

Q: What are the types of mutations, and how does each alter theencoded protein?

A: Mutations are the changes in the genome resulting in synthesis of different products. These changes…

Q: What are point mutations? How do silent mutationsdiffer from missense and nonsense mutations?

A: Mutations are defined as the change in the sequence of DNA of an organism due to any environmental…

Q: Why would a cell use SOS repair, considering that it introduces mutations?

A: Answer :- Sos reaction is extreme arrangement when the DNA harm is high that on the off chance that…

Q: What makes the deletion of a gene?

A: Deletion is a type of mutation in which a part or sequence of a chromosome that can be a single base…

Q: What is the function of a stop codon?

A: Codon -- A codon is a specific type of genetic code which carries certain type of important…

Q: What are mutagenicagents?

A: Mutagen is an agent that may be a physical or chemical which changes the genetic material.

Q: How does an intercalating agent cause mutations?

A: If there is a mistake that occurs in the Deoxyribonucleic acid (DNA) sequence, the process that…

Q: What are missense mutations?

A: Mutation refers to change in the DNA sequence of a gene. The substances that cause mutations are…

Q: What is a driver mutation?

A: Mutations are defined as the change in the sequence of DNA of an organism due to any environmental…

Q: Why are histone modifying enzymes important?

A: Chromosomes are thread-like structures that are present in the nucleus of the cell. The basic unit…

Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.