Amino acids and Proteins

Amino acids and Proteins

Amino acids Proteins are the structural scaffolds of our bodies. At the molecular level whatever function is going on, it is being assisted or done by a protein. Proteins have a wide array of structures and functions, but all proteins are similar when it comes to their building blocks. These … Read more

Somaclonal Variation

Somaclonal Variation

Somaclonal Variation Definition The genetic variations found in the in vitro cultured cells are collectively referred to as somaclonal variations. Selection of somaclones Without in vitro selection: An explant (leaf, stem, root, etc.) is cultured on a suitable medium, supplemented with growth regulators. The unorganized callus and cells do not … Read more

RNA Interference (RNAi)

RNA Interference (RNAi)

RNA interference is a natural phenomenon by which an mRNA is silenced thereby inhibiting the protein coded from that particular mRNA. Scientists have been working on this field from 1990 and finally, two scientists named Andrew Fire and Creg C. Mello shared the Nobel Prize in Physiology or Medicine for … Read more

Cell signaling and cAMP-mediated pathway

Cell signaling and cAMP-mediated pathway

Cell signaling and its types Cell signaling is referred to as the communication between various cells and molecules. The two most important part of cell signaling is a ligand and a receptor. A ligand is a molecule that is a primary messenger that binds to a specific receptor on the … Read more

Group Selection and Altruism

Group selection

Group selection definition It refers to the tendency of most groups of individuals to control their rate of consumption of resources and rate of breeding to ensure that the group would not become extinct. According to this, individuals in successful groups would not act selfishly. Image Source: Researchgate (David Sloan … Read more

Having the symptoms doesn’t always confirm COVID-19

SARS-CoV-2 and COVID-19

The symptoms of the cold that we frequently have, the flu, and COVID-19 have got quite a number of overlaps. Therefore symptoms alone cannot confirm whether a person is having a novel coronavirus or nCoV infection. There has to be an array of symptoms that need to get weaved together … Read more