Category: Biology

DNA Replication

DNA Replication DNA replication is the process of producing two identical replicas of DNA from one original DNA molecule. It is the master molecule that controls activities of the …

Deoxyribonucleic Acid

Deoxyribonucleic Acid According to J.D. Watson and F.H.C. Crick (1953) deoxyribonucleic acid has a double helical structure. It consists of two polynucleotide chains connected by hydrogen bonds  running in …

Restriction Mapping

Restriction Mapping Restriction mapping is a physical mapping technique to determine the relative location of restriction sites on a DNA fragment to give a restriction map. It is a …

Chromosome Mapping in Human

Chromosome Mapping in Human Chromosome mapping is the construction of a series of chromosome descriptions that depict the position and spacing of unique, identifiable biochemical landmarks, including some genes, …

DNA Fingerprinting

DNA Fingerprinting DNA fingerprinting also termed as DNA profiling, is a method of isolating and identifying variable elements within the base pair sequence of DNA. It is useful in …

Human Genome

Human Genome A genome is the complete collection of an organism’s genetic material. Mapping of human genome actually began in 1911, when the gene responsible for red green colour …

Process of Gene Cloning

Process of Gene Cloning Gene cloning is the process of making multiple, identical copies of a particular piece of DNA. Using this technique we can isolate and clone single …

Cloning Vectors

Cloning Vectors Cloning vectors are DNA molecules that have the ability to carry  foreign DNA fragment. In other words, cloning vector is a segment of DNA capable of carrying …

Recombinant DNA Technology

Recombinant DNA Technology Recombinant DNA technology is the process of removing the desired piece of DNA from one organism and incorporating it into chromosomal DNA of another organism. It …

Genetic Disorders in Humans

Genetic Disorders in Humans Genetic disorder is an illness caused by abnormalities in genes or chromosomes, especially a condition that is present since birth. Most genetic disorders are quite …