How would you test to see if two genes are linked?

Q: If there are three genes and you want to determine the distance between these genes, what are you…

A: Recombination frequency is used as a quantitative measure of the distance between two genes in a…

Q: What is the relationship between homologous chromosomes, copies of a gene, and alleles?

A: Chromosomes are thread-like structures that are located in the nucleus. It is composed of protein…

Q: In mice, there is a yellow strain that when crossed yields 2 yellow:1 black. How could you explain…

A: The genetic characteristic of an organism is known as genotype, and their expression results in…

Q: What do the colored bands on chromosomes in a karyotype represent?

A: Chromosomes can be defined as the thread-like structures which is located inside the nucleus of…

Q: How to do sex linked crosses?

A: The question asks about the sex-linked crosses.

Q: What effect does crossing over have on linkage?

A: Linkage is a tendency of the genes present on a chromosome to remain linked together and also passed…

Q: How do you know from a particular experiment whether two genes assort independently or are…

A: A gene is known as a heredity unit. It is made up of DNA and are the functional regions located on…

Q: How do you use a punnet square in determining how blood group is inherited?

A: Each person’s blood cells contain different combinations of antigens which determine the person’s…

Q: How do we know that chromosomes exist in homologous pairs?

A: The eukaryotic cells contain different organelles like lysosomes, mitochondria, Golgi apparatus,…

Q: Raj Kumar and his wife Sunita have been blessed with a baby girl. On the other hand, Kripa Shanker…

A: Reproduction ensures the continuity of species on earth. It can occur in two ways that is sexual…

Q: If children obtain half their genes from one parent andhalf from the other parent, why aren’t…

A: Genetics is a branch of biology that is concerned with the study of Nucleic acids (Ribonucleic acid…

Q: How to utilize Punnett squares to predict the  results of mono hybrid and dihybrid crosses?

A: Monohybrid cross – when we cross two parents for a gene controlling one character (for example…

Q: What genetic phenomenon does the production of a blue F1 from pink and white parents represent?

A: A gene is a unit of hereditary arranged in thousands on the double-stranded helical genetic…

Q: How do you determine gene linkage?

A: Genes are the structural and functional units of heredity that carry coded genetic information in…

Q: How many phenotypes are possible?

A: All cellular systems are controlled by proteins. Proteins are synthesized by the cell by a process…

Q: What’s a pedigree?

A: Genetics is a branch of biology which deals with the study of gene, genetic expression, variability,…

Q: What are the two different meanings of horizontal lines in a pedigree?

A: A pedigree is a graphical representation depicting biological relationships between an organism and…

Q: How can a phenotype be purple and brown, for example, at the same time?

A: A character which is distinguish physical is said to be phenotypic character

Q: What do you mean by homozygous condition for a gene?

A: Crossing over is defined as the process of exchange of chromosomal segments between the no sister…

Q: How can the chromosome number of an individual be tested before they are born?

A: Chromosomes are the carrier of the genetic information that an organism carries from one generation…

Q: How do we obtain two copies of each gene?

A: The fundamental unit of heredity is known to be as a gene. They are made of DNA and are found on…

Q: Why is random assortment of chromosomes necessary? What can we expect if this does not occur?

A: Gregor Mendel postulated a laws of inheritance ;which are mainly applicable to the eukaryotic…

Q: In your own words, explain why a testcross cannot produce more than 50% recombinant offspring. When…

A: The external appearance of an individual for any trait is called phenotype for that trait. For…

Q: What occurs if the same genes are linked on the same chromosome ?

A: DNA, or deoxyribonucleic acid, is a form of nucleic acid found in the cell's nucleus. It is a…

Q: How can the chromosome number of an individual be tested before he or she is born?

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

Q: When are two genes considered linked?

A: Genetic linkage describes the process in which two genes that are located close to each other on a…

Q: What are the causes of pedigree analysis?

A: Genetics is the branch of Biology dealing with the study of genes including their structure,…

Q: What is the purpose of a pedigree?

A: Genetics is a branch of biology that is concerned with the study of Nucleic acids ( Ribonucleic…

Q: What is a pedigree?

A: An organism is a living thing. It has an organized structure, and it can grow, react to stimuli,…

Q: If two genes are more than 50 mu apart, how would you ever be able toshow experimentally that they…

A: The exact location of the gene on the respective chromosomes is identified by the technique of…

Q: Why we stilldon’t have an accurate count of the number of genes. ?

A: Genome is defined as the complete genetic material that is present in an organism. It consists of…

Q: How can one construct a genetic map or determine the middle gene based on single and double…

A: A linkage map or a genetic map can be defined as a table for a particular species or experimental…

Q: overlapping genes?

A: The basic physical and functional unit of heredity is the gene. DNA is the material that makes up…

Q: What is the total number of chromosomes you receive from both parents?

A: Alleles are considered as the variant of the gene. DNA is composed of different nucleotides that…

Q: To build a genetic map, how many types of crosses will be required to perform if you have three…

A: A genetic map is based on the concept of genetic linkage: the closer two markers are on a…

Q: What functions do mitosis and meiosis play in the science of genetics?

A: Introduction :- Mitosis is the process of cell division that results in the production of two new…

Q: In the classic "X" figure of the chromosome, is the whole X from one parent, or is one side of the X…

A: Need to find whether the X of the chromosome is from whole chromosome or both from mother and…

Q: What happens when genes are close to each other in the same chromosome?

A: Chromosomes are the thread-like structures that appear during cell division.

Q: How can scientist sort chromosomes like that in a karyotype?

A: Karyotype is the preparation of the collection of metaphase chromosomes.It is a laboratory technique…

Q: What is the difference between alleles and homologous chromosomes?

A: The term 'chromosome' has been derived from the Greek words which means 'color (chroma) and body…

Q: What is a gene with more than 2 alleles?

A: Genetics is a branch of science that deals with the study of genes, heredity, and genetic variation…

Q: How do you determine the order of genes on a chromosome?

A: Genes are the structural and functional units of heredity that carry coded genetic information in…

Q: How can we determine the penetrance and expressivity of the genotype ?

A: The term Penetrance refers to whether or not the genotype has clinical expression.The term…

Q: In the case of carnation flower, what do you think a flower carnation would look like if the red and…

A: Incomplete dominance: In this type of inheritance, a third phenotype is produced and this will be a…

Q: What is pedigree data?

A: Pedigree  In pedigree, the chart female can be represented by a circle where a man can represent by…

Q: how do you distinguish nuclear from extrachromosomal inheritance? Give a specific example.

A:

Q: How do you know if its parental or recombinant?

A: Parental and recombinant terms are used for gametes and offspring during reproduction. 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.