Will an insertion or a deletion of three nucleotides result in a frameshift mutation? Explain why or why not.

Q: It is conceivable for codons encoding a single amino acid to share the first two bases while…

A: Protein synthesis occurs in all organisms in two main steps: transcription and translation. DNA…

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: A silent mutation and a missense mutation can both result from

A: Transition mutation refers to a point mutation that changes a purine nucleotide to another purine (A…

Q: If you know the sequence of amino acids in a protein, what does the genetic code table allow you to…

A: Amino acids are the building blocks of proteins. Proteins serve as structural support inside the…

Q: If a single strand of a gene contains 678 bases, how many amino acids result in the polypeptide…

A: The biochemical substance that is carried from the preceding generation to the succeeding generation…

Q: "The molecule serving as the genetic material is expected to absorb at the wavelengths shown to be…

A: DNA is a double-stranded molecule with helical structure. It has made of nucleotides containing four…

Q: Explain why all transposons include inverted repeats.

A: Transposable elements (TEs) are deoxyribonucleic acid (DNA) sequences that move from one location to…

Q: Would a deletion of two base pairs have a greater consequence if it occurred in an intron rather…

A: Would a deletion of two base pairs have a greater consequence if it occurred in an intron rather…

Q: What proportion of exons are repeated sequences in the human genome? Is 38% surprising?

A: Human Genome is comprised of  only 1.1%  exons of the total, whereas 24% is in introns, and the…

Q: Two possible point mutations are the substitution of lysine for leucine or the substitution of…

A: Amino acid mutations refer to changes in the DNA sequence that result in alterations to the sequence…

Q: Is the mutation in the sickle cell gene a point mutation or a frameshift mutation?

A: Point mutations are a large category of mutations that describe a change in single nucleotide of…

Q: Identify which mutation is most likely to impact the function of the protein it encodes a) silent…

A: DNA( deoxyribonucleic acid) is the double-stranded molecule that is the genetic material in most…

Q: Is homologous recombination an example of mutation? Explain.

A: Mutations are the changes in the DNA or chromosome. From changes in one base to the small fragment…

Q: What causes trinucleotide repeat expansion?

A: Trinucleotide repeat expansion refers to the phenomenon where trinucleotide sequences in certain…

Q: Why is the α-helix so prevalent?

A: The primary structure is formed by the sequence of amino acids forming a polypeptide chain, linked…

Q: Let’s suppose that a vertebrate organism carries a mutation that causes some cells that normally…

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

Q: What is the result of Frameshift mutations from the insertion or deletion of nucleotides within the…

A: Mutation, an alteration in the genetic material of a cell of a living organism or of a virus that is…

Q: Suppose that a nearly perfect 20-base-pair inverted repeat is observed in a DNA sequence. Provide…

A: The copies of the DNA sequences that are organized in opposing orientation are called “inverted…

Q: What is the biological significance of the extensive degeneracy of the genetic code?

A: Ribonucleic acid (RNA) is a nucleic acid found in both the nucleus and cytoplasm. It can be genetic…

Q: Which of the following describes Mullerian mimicry? Group of answer choices Mullerian mimicry is a…

A: In mimicry, the animal resembles or imitates other animal, plant or other natural object not only in…

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: Draw the structural feature of a dideoxyribonucleotide that causeschain termination. Explain how it…

A: DNA is the genetic material that carries genetic information in the form of coded nucleotide…

Q: do introns or 3′ untranslated regions of a gene have higher rates of nucleotide substitution?…

A: Introns are the regions that include non-coding regions of the RNA transcript. The introns are…

Q: What is the numeric relation between pyrimidine and purine bases in the DNA molecule? Is that…

A: DNA and RNA are nucleic acids present in the organisms. DNA is the deoxy ribose nucleic acid whereas…

Q: Will the exon missense mutations be more likely to be transitions or transversions? Define both in…

A: Introduction  A mutation is a change that occurs in the DNA sequence of an organism. DNA…

Q: What are the frequency and percentage distribution of amino acids in the polypeptides coded by the…

A: The frequency and percentage distribution of amino acids in the polypeptides coded by the Original…

Q: gene mutation

A:

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…

Q: Describes the relationship of the following terms using short terms: Adhesion Molecule(s) Anergic T…

A: An antigen is any substance, usually a protein or carbohydrate, that is capable of stimulating an…

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.