Category DNA

What are nucleases?

Nucleases, also called nucleodepolymerase or polynucleotidase are enzymes able to cut off the phosphodiester bonds that join the adjacent nucleotides in a nucleic acid like RNA and DNA. Nucleases are highly essential cellular machinery that is naturally present in biological…

What are Cosmids?

Cosmids are hybrid plasmids that contain the cos sequence of a Lambda phage (bacteriophage). Structurally these are DNA hybrids of plasmids and a lambda phage. Plasmids refer to small circular DNA in the cytoplasm of bacteria or protozoans. These genetic structures…

What is DNA?

DNA (deoxyribonucleic acid) is the long polymeric macromolecule of nucleotides containing codes inscribed in the form of biochemical molecules which serve as both the developmental and hereditary unit of living organisms. ScienceDaily defines DNA (Deoxyribonucleic acid) as a nucleic acid