A chemical reaction in which water is used to break down a compound; this is achieved by breaking a covalent bond in the compound by inserting a water molecule across the bond. The opposite of this is a dehydration-condensation reaction….

List of Biology Words Starting with H

h-dna H-Y antigen habitability habitat habituation haemoglobin (hb) haemophilia hair cells hairpin hairpin-mediated polymerase slippage model half-chromatid conversion half-life hallucinosis halogen haloperoxidase halophile halophilic halotolerant hamstring haplo- haplodiploidy haploid haploidization haplotype hapten haptic hapto- haptoglobin Harada-Mori culture hard acid hard base Hardy-Weinberg equilibrium harle…


an enzyme that catalyzes the hydrolysis of a substrate….