Explain complete and incomplete penetrance and give an example

Q: Distinguish between penetrance and expressivity.

A: Gregor Mendel is known as the Father of genetics and he discovered that traits/ characters are…

Q: explain partial tetrasomy 14

A: Tetrasomy is defined as a condition of aneuploidy, in which there are four copies of a particular…

Q: Describe how epistatic interactions and pleiotropy inluence phenotypes.

A: Introduction  Gene are the key component of genetic material which control almost all the cellular…

Q: Define trisomy 16.

A: Chromosome disorders are non-inheritable abnormalities in which individuals possess either extra or…

Q: discuss during which phases of Meiosis Mendel’s Law of Segregation, and the law of independent…

A: Inheritance can be defined as the process of how a child receives genetic information from parent.…

Q: describe some of the human genetic disorders that are caused by nondisjunction?

A: Step 1 Nondisjunction is the non separation of homologous chromosomes during anaphase I that brings…

Q: Start with an Aa individual and draw out equal segregaton of alleles at anaphase I and II with one…

A: Mendel has given three laws based on experiments carried out on Pea plant.1- Law of dominance: It…

Q: Explain how nondisjunction can cause monosomy andtrisomy aneuploidy.

A: Failure of separation of Chromosome during nuclear division causes non disjunction

Q: Explain the phenomenon of pleiotropy.

A: Genetics is a branch of biology that deals with genes, heredity, and variation. Heredity purely…

Q: Explain the features of Y-chromosome profiles ?

A: Introduction  Chromosomes are classified into two types: Autosomes and Allosomes/Sex chromosomes.…

Q: Name and describe two birth defects resulting from nondisjunction of autosomes and two from…

A: Nondisjunction of chromosomes:- Non disjunction means failure of the paired chromosomes to separate…

Q: Explain how the mechanics of meiosis and the movement of homologous chromosomes underlie Mendel's…

A: Mitosis and meiosis are the two types of cell division that occur during M phase of cell cycle. M…

Q: Explain single-gene inheritance ratios interms of chromosome behavior at meiosis.

A: Genetics is a part of science worried about the investigation of genes, genetic variety, and…

Q: Explain how nondisjunction produces monosomy and trisomy chromosomeconditions.

A: Mitosis: A type of cell division in which parent cell gives rise to 2 identical daughter cells with…

Q: Explain how interference affects the number of doublecrossovers?

A: Crossover is also called recombination in a genetic algorithm. It is basically a genetic operator…

Q: Differentiate between pleiotropy and epistasis.

A: A gene is that sequence of DNA that codes for a particular trait, it may or may not be influenced by…

Q: explain the results of crossing over?

A: Crossing over is the exchange of genetic material between non-sister chromatids of homologous…

Q: Explain how the events of meiosis can explain both segregation and independent assortment.

A: Meiosis is the reduction division during this cells with haploid set of chromosome is formed.

Q: Explain how ABO blood types are an example of multipleallele inheritance.

A: Genetics is a part of science worried about the investigation of genes, genetic variety, and…

Q: Discuss the impacts of duplications on phenotype andon unequal crossing-over.

A: The phenotype refers to all the observable characteristics of a living organism. An example of the…

Q: Define heterozygous condition for a gene.

A: Introduction: A gene is the basic unit of heredity. It is a sequence of nucleotides present on DNA…

Q: Briefly discuss Mendelian Inheritance with that of crossing-over.

A: The Mendelian genetics gives us idea about the inheritance of genetic materials from the parents to…

Q: Distinguish between a translocation and an inversion.

A: Introduction  Mutation: any changes in the sequence in the genetic material which leads to disorders…

Q: trisomy 18.

A: Trisomy : The presence of an additional body in some or all of the body's cells.

Q: Define epistasis, pleiotropy, and polygenic inherance and give each. an example of

A: The nonadaptive evolution is defined as any change in allele frequency that does not lead a…

Q: List some syndromes that result from inheritance of anabnormal sex chromosome number

A: Sexual defects in chromosomes are sex-specific. Normal males inherit a chromosome of X and Y, while…

Q: Discuss the postulates of Mendel in relation to meiosis.

A: It is widely accepted that the modern science of genetics startted from the the discovery of the…

Q: ne trisomy 21.

A: Gene alterations in an organism have profound effects on both cellular and physiological levels.…

Q: explain Chromosomal rearrangements caused by TEs

A: Transposable elements or transposons are segments of DNA that can move around the genome.  It can…

Q: Differentiate nuclear form extrachromosomal inheritance and solve problems illustrating the latter.

A: Inheritance is the transmission of characters from the parents to the offspring, i.e members of each…

Q: Explain the underlying molecular mechanisms of incompletedominance, overdominance, and codominance.

A: Mendelian inheritance is inheritance pattern that are characteristic of organisms that sexually…

Q: Differentiate a chromosomal disorder from a single-genedisorder.

A: Genes are composed of nucleic acid strands that carry the genetic information that determines the…

Q: Describe the pattern of inheritance expected froma Y-linked gene in a human pedigree.

A: Genetic diseases can be transferred from one generation to another. These are further categorized…

Q: Calculate the probability of inheriting a particular genetic disorder by using a Punnett square.

A: Introduction Chance events are generally characterized by probability. Probability is defined as the…

Q: Contrast penetrance and expressivity as the terms relate to phenotypic expression.

A: Introduction Genes are the important part of the genome which controls the phenotypic characters…

Q: Define crisscross inheritance

A: Crisscross inheritance is a transmission of genes from parents to offspring. Here we will know more…

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.