What are reactants in biology?

acute phase reactants, A group of proteins that are produced and/or released in increased concentrations during the acute phase reaction, including fibrinogen; c-reactive protein; complement proteins B, C3, C4; a2-acid glycoprotein, serum amyloid A, proteinase inhibitors, etc. read more

Reactants (or 'substrates') are the starting materials for a reaction, In the generic reaction shown below, A and B are the reactants. C and D are the products. read more

CO 2 and RUBP are the reactants in this reaction, Rubisco is the enzyme, and the product is two molecules of 3PGA. We can also refer to the reactants and products of entire metabolic pathways, such as of the light-independent reactions. read more