What three different types of mutations involve changes in a single base, and what effect can each of them have on a coding sequence? Which type is the most common? Which type has the most severe effect on the function of the encoded protein?

Q: Which of the following would be considered a severe mutation? A) Leucine (Leu) > Lysine (Lys) B)…

A: Amino acids are classified based on their properties like whether they are polar or nonpolar,…

Q: Which type of mutation best describes a change in a non-coding region of the genome?

A: Mutation: Normal DNA contains a particular sequence of DNA. If the sequence of DNA is changed due to…

Q: What is a disorder caused by errors in transcription? What kind of error is involved?

A: Transcription is defined as the process by which the information present in a DNA strand is copied…

Q: 1. a)What would happen if the aminoacyl tRNA synthetase responsible for charging alanine tRNAs also…

A: The polymerization of amino acids according to the codons on mRNA to form proteins is known as…

Q: Will an insertion or a deletion of three nucleotides result in a frameshift mutation? Explain why or…

A: The frameshift mutation is the mutation by which the amino acid frame is changed. It is usually…

Q: What type of mutation is C c?

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

Q: Why might some cells in the body, such as those in bonemarrow, be more susceptible to ribosomal…

A: Mutation It is the sudden heritable changes happening in the genotype of the organism which is…

Q: What are the codons for the variations amino acid?

A: Amino acids are organic compounds that combine to form proteins, which are the building blocks of…

Q: A nonsynonymous mutation is also referred to as missense mutation. Which of the following correctly…

A: Normal DNA contains a particular sequence of DNA. If the sequence of DNA is changed due to external…

Q: What is the significance of the terminal inverted repeats oftransposons?

A: Transposons are the sequences of the nucleotides in the genome that have the ability to change their…

Q: Assuming each dimer binds to one unique sequence, how many unique sequences can protein dimers…

A: Proteins are biomolecules, which are made from amino acids. They are polymers of amino acids. They…

Q: What is post-translational modification? Describe two specific post-translational modifications and…

A: The translation is the process in which proteins are synthesized via mRNA. The process of…

Q: What is the Evidence for a triplet code?

A: DNA is the genetic material in most living organisms. It is the information hub of the cell that…

Q: Some antibiotics, such as rifampin, interfere with the function of RNA polymerase. What biological…

A: Antibiotic is a substance released by any microorganism against other microorganism. These…

Q: A mutant has no activity for the enzyme isocitrate lyase.Does this result prove that the mutation is…

A: Isocitrate lyase is an enzyme in the glycoxylate cycle that catalyzes the cleavage of isocitrate to…

Q: What types of mutations occur (i.e. describe base substitution vs. frameshift, silent, missense, and…

A: A mutation is a permanent change in the sequence of DNA, which occurs during the recombination or…

Q: Would a gain of function mutaion that occurs in the first exon of a gene with twelve exons more…

A: Gain-of-function type of mutation is a mutation in which the altered gene product possesses a new…

Q: What makes the initiator tRNAmet so special?  Does this have any impact on the amino acid sequence…

A: Protein synthesis is initiated by the start codon decoded by the tRNA. The anticodon triplet series…

Q: three different types of loss of function mutations and in each case explain how the mutation exerts…

A: A mutation is any alteration of the base sequence of the DNA or RNA. Since mutation alters the base…

Q: Given that there are about 20,000 human genes, how can human cells make 75,00o-100,000 different…

A: Given questions: How human cells make different proteins Difference between missense and nonsense.…

Q: You have created three different mutations in the histoneH1 protein (HISmut1, HISmut2, HISmut3), and…

A: Histone 1 is a type of protein involved in chromatin remodelling. It is a part of histone protein…

Q: What happens when a nonsense mutation is introduced into a transposon's gene encoding transposase?

A: A non-sense mutation is a mutation that terminates translation earlier resulting in the formation of…

Q: Cystic fibrosis (CF) is an inherited disorder caused by different types of mutations, many of which…

A: CF is caused by a mutation in a gene called the cystic fibrosis transmembrane conductance regulator…

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.