Genetics of Male Infertility - Glossary

DNA - The DNA is the basic unit of heredity and is known as the blue print of life.It carries the genetic codes which stores the necessary information for all organisms.

Genotype - Genotype indicates the genetic constitution of an organism

Phenotype - Phenotype refers to the physical appearance of an organism which is controlled by the genotype and the enviornment

Haploid Cell - A cell having only one set of chromosomes,ie.23 numbers in humans

Diploid Cell - Having two sets of chromosomes,46 numbers in humans

Hybrid - An offspring of parents belonging to two different species,example mule which is the offspring of a horse and donkey

Mutation - An inheritable change in the gene or the chromosome

Wild Type - An organism having a normal phenotype

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