Why do some genetic mutations lead to completely nonfunctional proteins while others do not affect the functioning of the resulting protein at all?

Q: How is the information in the DNA interpreted into a functional protein,such as an enzyme?

A: Deoxyribonucleic or DNA can be described as the complex biomolecule that contains biological…

Q: point mutations that affect the amino acid sequence of a protein include, frameshift mutations,…

A: ANSWER : Absolutely, let's delve into missense mutations and how they can influence protein…

Q: Define mis-sense mutation and non-sense mutation.

A: Changes or alteration in DNA  that results in some altered expression is known as mutation.

Q: Why protein is mutated?

A: Proteins are the building blocks of the cell. They are polypeptides made up of monomeric unit amino…

Q: How do nucleotide codon sequences determine the primary amino acid sequence of a nascent protein?

A: Codon is found in mRNA. It consists of three ribonucleotides. It encodes a particular amino acid.

Q: How is a protein with a proper sequence generated?

A: Amino acids are biomolecules made up of two functional groups: an amino group (-NH2) and a carboxyl…

Q: Why would the mutation Ile -> Asp be likely to destabilize a protein? Why would the mutation Ile…

A: Mutations in proteins' amino acid sequences can have an impact on their stability. Long sequences of…

Q: Why must tRNA molecules have both unique structural features and common structural features?

A: An adaptor molecule that contains a certain AA (amino acid) to the “messenger ribonucleic acid”…

Q: How Do Mutations Affect Protein Structure and Function?

A: Ans: Mutation: The change in nucleotide or base of the DNA lead to mutation.

Q: Explain how single nucleotide changes can have mostly different effects on protein function.

A: Genetic material is nothing but the sequence of nucleic acids which is called as DNA. It contains…

Q: between gene and protein was first articulated by Beadle & Tatum, who proposed the one-gene,…

A: The one gene–one enzyme theory proposes that genes work by making enzymes, with each gene producing…

Q: Define the process of Protein modification ?

A: Introduction: Protein modification is the process of enzymatic modifying proteins, that follows the…

Q: Does a single base-pair substitution in a strand of DNA always result in a new amino acid in the…

A: Transcription is processed to convert DNA into RNA. It is part of the central dogma. It is processed…

Q: What are the four different point mutations? How can genetic mutation (genotype) alter protein…

A: Point mutations are chromosome rearrangements. They are usually the consequence of errors made…

Q: As we focused on the translation of mRNA into proteins as well as on protein structure and function.…

A: One gene one enzyme hypothesis, proposed by Beadle and Tatum, says that each enzyme produces a…

Q: A proteih was Which of the following mutations will least effect the protein's function? a) A…

A: If a point mutation does not produce any change in the the amino acid, it's called a SILENT…

Q: describe a mutation that does not alter the amino acid sequence of a protein

A: introduction A mutation is a change in a DNA sequence. Mutations can result from DNA copying…

Q: Explain how point and frameshift mutations affect the protein structure and function.

A: Shift in a DNA sequence is a mutation. Mutations can result from copying errors produced by DNA…

Q: Does a mutation always result in a change of an amino acid sequence in protein? Why?

A: A mutation is the alteration of the nucleotide sequence of the genome which may or may not result in…

Q: In a sequence of amino acids, a non-polar amino acid is mutated into a polar charged amino acid.…

A: Protein or a polypeptide chain is made up of amino acids linked together by  peptide bonds. Protein…

Q: Identify a disease or condition related to protein mis-folding.  Which protein is misfolded?  Is…

A: Accumulation of misfolded proteins cause disease various neurodegenerative diseases, such as amyloid…

Q: mutations

A: Introduction:- Mutations  always change the DNA sequence ,they do not always cause a change in the…

Q: What part of the protein sequence leads to different functions

A: Proteins are peptides , composed of monomers of polymers,Protein function is directly related to the…

Q: What does the allostery of a protein mean?

A: The term "allostery" has been evolved from past decades. This term has been coined from the era of…

Q: What are some diseases caused by misfolded proteins?

A: Proteins which are made up of amino acids have two different types of tertiary structures: alpha…

Q: 17) Codons are three-base sequences in mRNA that specify the addition of a single amino acid to the…

A: 17) Correct answer is option d(codon are a nearly universal language among all organisms) because…

Q: How many codons are there? How many amino acids are coded by these codons?

A: We can say that Codons are basically the three-letter code that is made up of any three of the four…

Q: A single base mutation in a gene may not 'always'result in loss of grain of function?

A: The mutation is defined as a sudden, heritable, and stable change in the genome of an organism.

Q: What processes are involved in attaching ubiquitin to a target protein?

A: Amino acid chains are found in proteins. Proteins are folded with the aid of chaperones once they…

Q: How might protein synthesis execute differently if a mutation occurs?

A: point mutations occur  on a single nucleotide in the DNA, these can result in codon differences in…

Q: A protein was mutated at amino acid position 129. Which of the following mutations will least effect…

A: All amino acids share different properties.

Q: Transcription and translation are separate processes in gene expression; however, they have…

A: Central dogma is a process where particular segment of DNA or gene ultimate express as a protein or…

Q: If the coding region of a gene (the exons) contains 2,100 base pairs of DNA, would a missense…

A: A missense mutation causes change in a single nucleotide. The resultant codon codes for an amino…

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.