Explain Maternal effect mutants affecting AP axis patterning

Q: Define the term maternal effect genes, and explain why the protein products of some of these genes…

A: Genes come in pairs and are responsible for the inheritance and expression of the associated…

Q: Cystic fibrosis is a genetic disorder that damages the tissues of the lungs. A – normal a -…

A: Sir Gregor Mendel was a priest and a teacher who did the famous hybridization experiment on garden…

Q: Explain why the inheritance pattern of X-linked traitsdiffers in males and females.

A: Most of the animals show sexual dimorphism, in other words, an individual can be either male or…

Q: Explain the X-Linkage in Drosophila ?

A: X-linkage is the sex linkage that involves X chromosome. X linkage is the genetic factor or gene…

Q: Describe the formation steps of the dorso-ventral axis during development in Drosophila.

A: The mother fly produces oocytes that have already got anterior-posterior and dorsal-ventral axes…

Q: What does the apparent need for dosage compensation mechanismssuggest about the expression of…

A: Dosage compensation is the epigenetic mechanism in which the expression of genes is equalized in…

Q: Define the term epigenetic inheritance, and describe twoexamples

A: Epigenetics is basically a study of heritable changes in gene expression that does not involve the…

Q: F1 mice targeted using CRISPR/Cas9 and an HDR DNA fragment is the first choice when modeling a.…

A: During replication, there will be a tiny number of mistakes in the sequence every time this happens.…

Q: Which characteristics are associated with Duchenne muscular dystrophy? O Y-linked genetic…

A: Genetics is the study of genes and their normal morphology and functioning , gene is the basic unit…

Q: a. Explain the difference between maternal inheritanceof organelle DNAs and maternal effect…

A: There are two types of sex chromosomes X and Y chromosomes. The autosomes are the same in both male…

Q: Describe the genetics of Huntington's Disease (choose all that are correct): X-linked…

A: Answer -  AUTOSOMAL DOMINANT RARE Huntington's disease is an autosomal dominant disorder.…

Q: Explain how X-linked inheritance differs from inheritance ofautosomal traits.

A: X-linked inheritance There are two possibilities if it inherit in dominant and the recessive.…

Q: Describe the genetics of Hemophilia A Disease-causing alleles are full or partial loss-of-function…

A:

Q: how can I Identify  the source (mechanism) and types of increased mutations in older mother oocytes…

A: Delayed parenthood has increasingly adverse effects on reproduction. In an older male, sperm quality…

Q: In fruit flies, dosage compensation is achieved bya. X-chromosome inactivation.b. doubling the…

A: Dosage compensation refers to the mechanism of equalizing or balancing the expression of genes. It…

Q: Determine the justification for variation in the phenotypic expression of MERRF in identical twins.

A: Myoclonus Epilepsy with Ragged-Red Fibers Syndrome, often known as MERRF, affects the neurological…

Q: Explain the Drosophila genetics tool for gene expression known as the UAS-GAL4 system

A: The GAL4-UAS framework is a biochemical technique used to examine quality articulation and capacity…

Q: Following X-chromosome inactivation, most of the genes on theinactivated X chromosome are silenced.…

A: Females have two copies of the X chromosome, producing a double dose of X-linked genes. The…

Q: Explain why a loss or an excess in genetic material leads to the expression of an abnormal…

A: Each cell in the body has chromosomes, which are stick-shaped organelles in the centre. Each cell…

Q: Explain what detrmine that  inversions  have phenotypic effects

A: Chromosomal rearrangements are the mutations in chromosomes that alter the structures of individual…

Q: X inactivation explains the large color patches in calico cat fur and the smaller patches in…

A: The calico and tortoiseshell cats are named for their cat coloring.  The cat genes are usually…

Q: Determine the correspondence of the gene X and gene Y to the mutant gene causing Trp-phenotype

A: An organism's genotype is influenced by its genome as well as by its environment. The physical…

Q: Explain how a loss-of-function allele in a gene encoding a cohesin protein could be dominant to…

A: Cornelia de Lange syndrome (CdLS) is a rare human disease caused by a dominant loss-of-function…

Q: Why are maternal effect genes so difficult to identify via mutant analysis?

A: Introduction :- In an offspring , the genes are contributed by both of the parents but the mother…

Q: step during the central dogma in which the Down syndrome becomes apparent and explain how it’s…

A: The process by which the instructions in DNA are converted into a functional product is referred to…

Q: List the factors believed to cause the wide variance between the maternal and between the maternal…

A: Introduction- There are several factors which are included which cause the wide variance of maternal…

Q: explain Position-effect variegation in Drosophila?

A: Mutation is defined as the permanent change or alterations happening in the sequence of the DNA of…

Q: Determine the genotypes of the F2 generation in this example of X-linked inheritance of color…

A: Sex-linked inheritance is defined as the inheritance of trait that is determined by a gene located…

Q: Explain the unique features of Ig genes.

A: Ig genes encode Immunoglobulins which provide protection to our body from Pathogens or foreign…

Q: Are the following events best explained by mutation or epimutation? A. imprinting of the Igf2 geneB.…

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

Q: Differentiate between parental ditype (PD), nonparental ditype (NPD), and tetra type (T).

A: The spores are the meiotic products of a yeast. They remain packed in the parent cell to form a…

Q: Maternal influence is considered a transient inheritance, explain?

A: Inheritance in genetics is referred to as a phenomenon which involves the transfer of genetic…

Q: Which honeybee in Figure 21.4 (the worker or the queen) will have more copies of 5-methylcytosine in…

A: In honeybees, the nutritional privileges lead to two different developmental forms, the queen and…

Q: For XCI to occur, where are the Xist and Tsix genes expressed?a. Xist is expressed only on Xa, and…

A: The inactivation of the X chromosome leads to the formation of a Barr body. It ensures the dosage…

Q: “carrier

A: X-linked inheritance means that the gene causing the trait or the disorder is located on the X…

Q: Explain why disease alleles for cystic fibrosis (CF)are recessive to the normal alleles (CF+), yet…

A: Cystic fibrosis is caused by defects in a membrane-bound protein called cystic fibrosis…

Q: A green pea plant (Gg) is crossed with a yellow pea plant (gg). What will be expressed in the…

A:

Q: Describe how X-linked traits are inherited and explain how X-linked inheritance is different from…

A: Inheritance is the process by which the genetic information is passed on from the parent to child.

Q: I XHXh| XhY 2 XhY XhXhY A) If the nondisjunction event that gave rise to Il-2 occurred in the…

A: X-linked recessive disease X-linked recessive allele contains two words that are "X-linked" and…

Q: List the factors believed to cause the wide variance between the maternal andbetween the maternal…

A: The fetus is connected to the mother with the help of an umbilical cord. The exchange of food, and…

Q: Explain maternal-effect mutations?

A: Mutation means sudden changes occur in DNA sequences. The mutation occurs randomly. It also occurs…

Q: Give the typical sex-chromosome complement found in the cells of people with Turner syndrome, with…

A: Chromosome complement refers to the entire set of chromosomes in the nucleus of a cell in a…

Q: In a particular strain of Neurospora, a poky mutation exhibits biparental inheritance, whereas poky…

A: The pattern of inheritance of genes relates to the reproduction of organisms. Most of the characters…

Q: Compare and contrast the molecular mechanisms leading to FX syndrome and to FSHMD.

A: Introduction :- A gene originally known as FMR1 gene by scientists and responsible for FXS is…

Q: Does a PP individual produce more of the protein encodedby the P gene than is necessary for the…

A: When a gene interferes with the expression of another gene that means the expression of one gene is…

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.