What is Extrachromosomal inheritance?

Q: How can epistasis explain incomplete penetrance?

A: Penetrance in genetic terms refers to the ratio of individuals that carry a specific allele of a…

Q: What is the example of  maternal inheritance?

A: Maternal inheritance is a form of inheritance where the traits of the offspring are maternal in…

Q: What is Biparental inheritance?

A: Genes carry coded genetic information in the form of specific nucleotide sequences. This specific…

Q: What is sex linked inheritance and why is the pattern of inheritance different for males vs females?

A: Sex linked inheritance is the sex-specific pattern of inheritance and presentation when a particular…

Q: How do the modes of transmission of autosomal recessive andautosomal dominant inheritance differ?

A: Answer: Introduction: Inheritance means the transfer of genetic data is from parent to child. There…

Q: Can this trait be passed to offspring?

A: The DNA (deoxyribonucleic acid) is the hereditary unit of an organism. It consists of purines and…

Q: How is it that some chromosomal abnormalities are incompatible with life as early as immediately…

A: Chromosomal abnormalities are one of the reasons of miscarriage and stillbirth and spontaneous…

Q: What occurs during crossing over?

A: Cell division is a process by which a cell divides into two or more daughter cells. cell division…

Q: What are the effects of aneuploidy?

A: Aneuploidy refers to losses or gains of individual chromosomes from the normal set of chromosomes.…

Q: What are choromosome theory of inheritence?

A: The Chromosomal Theory of inheritance was suggested by two scientists named Sutton and Boveri, which…

Q: What is meant by Trisomy 21 ?

A: Chromosomal abnormalities are the type of genetic disorders caused due to the change in one or many…

Q: What is mitochondrial inheritance?

A: Mitochondria are a type of an organelle present in a cell. It is primarily responsible for the…

Q: What is a chromosomal Island?

A: The term chromosomal island is generally used in microbiology with regard to the bacteria. The…

Q: How does meiosis explain the first law of Mendel?

A: The process in which the single cell divides twice in order to produce four cells consisting half…

Q: What is the chromosome theory of inheritance?

A: Genetic inheritance is a phenomenon that deals with the transfer of characteristics from one…

Q: What is polyembryony?

A: An embryo is defined as the early developmental stage of eukaryotic organisms following the…

Q: How do the mechanisms of DNA inheritance change the phenotype of an offspring compared to the…

A: The most fundamental feature of living things is to reproduce. Every organism has an inherent…

Q: What are chromosomal disorders?

A: The chromosomes are thread-like structure situated inside the nucleus of plant and animal cells.…

Q: what Is trisomy 18?

A: The chromosomes are the thread like structure that contains hereditary information in the form of…

Q: What is incomplete penetrance and what causes it?

A: Introduction  Any gene have two alleles pairs viz. Dominant or Recessive. The allele which gets…

Q: What is the most common chromosomal disorder?

A:

Q: What is Trisomy 17?

A: Chromosomal disorders are the disorders that are caused due to increase or decrease in the number of…

Q: What are the side effects of Irregularities in the process of chromosome formation or fetal…

A: Mutations are sudden changes that are inheritable and can contribute to a permanent change in the…

Q: Can a son be a carrier for an X-linked trait? Explain.

A: The genetic makeup of an offspring is determined by the genetic makeup of both parents; that is, the…

Q: What are the two types of twins and how do they arise?

A: The period from conception to birth is called pregnancy. When an egg is fertilized by a sperm, the…

Q: what Is trisomy 13 ?

A: A chromosomal disorder is a missing, extra, or irregular portion of chromosomal DNA. It can be form…

Q: What is the maternal inheritance?

A: Genetics is the branch of biology that deals with inheritance and variation. A gene is a section of…

Q: How to diagnose aneuploidy?

A: The chromosomes are thread-like structure located in the nuclei of both plant and animal cells. They…

Q: How does a chromosomal duplication occur?

A: When a part of chromosome is present in two copies or duplicated, it is known as duplication. This…

Q: What causes Biparental inheritance?

A: Extranuclear inheritance is also known as cytoplasmic inheritance. It is the transmission of genes…

Q: How long can a person live with Trisomy 16?

A: Trisomy 16 is a genetic alteration in which there is an extra copy of a chromosome 16 in a person.…

Q: by what age a person with trisomy 17 can survive?

A: Disease:   When an organism’s body system does not work properly or any organ affects by viruses,…

Q: What does a horizontal pattern of inheritance mean?

A: The basic principles of inheritance are equally applicable to all living organisms irrespective of…

Q: What is a A germline mutation?

A: A germinal mutation or germline mutation as the word indicates itself it is a mutation in germline…

Q: What are the complex patterns of inheritance?

A: Some traits ,unlike discrete trait of Mendel's studies, display a range of phenotypes that cannot be…

Q: Is the inheritance autosomal or sex-linked?

A: The genes are located on the specific region of the DNA. Genes determine the phenotypic…

Q: Which inheritance is Uniparental?

A: Inheritance is the transmission of genetic traits from parents to the progeny.

Q: What does A Vertical Pattern of Inheritance Indicates?

A: The study of genetic variations, heredity, and genes is called genetics.

Q: What are the  symptoms of chromosomal abnormalities?

A: The chromosomal abnormalities can be categorized into two types that are structural and numerical.…

Q: What determines the phenotype of the offspring ?

A: An organism's genotype refers to its entire genetic makeup. The alleles or variants that an…

Q: What is the difference between maternal inheritance and maternal effect?

A: The study of genetic variations, heredity, and genes is called genetics.

Q: Explain the extranuclear inheritance ?

A: Non-mendelian inheritance is a type of inheritance in which a trait was transmitted from parent to…

Q: What is the probability of obtaining a triply recessive individualfrom the parents ?

A: Introduction  Sir Gregor Mendel is known as the Father of Genetics. He was the pioneer scientist who…

Q: What is Trisomy 20?

A: The chromosome 20 likely has more than 500 genes which provide the instruction for the making of…

Q: by what age a person with trisomy 13 can survive?

A: Trisomy 13 or Patau syndrome occurs when 3 copies of the chromosome-13 are present in each cell of…

Q: What is uniparental disomy and how does it arise?

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

Q: by what age a person with trisomy 18 can survive?

A: Trisomy is a rare genetic condition with three extra copies of chromosomes instead of two copies…

Q: What are the rules of inheritance?

A: Biological inheritance is defined as a process by which the newly produced progeny or offspring…

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.