First Order Kinetics Definition An order of chemical reaction in which the rate of the reaction is proportional to the amount of one reactant and is determined by its concentration.…
Hermaphrodite Definition (1) A male and female reproductive organ-bearing creature (plant or animal). (2) As a result, an organism with both male and female organs may produce both male and…
Inherited Trait Definition A genetically inherited trait or character that is passed down from generation to generation. Inherited characteristics include: 1. Dimples 2. Hitchhiker's thumb vs. normal thumb 3. Tongue…
Interphase Definition The stage of a cell's life cycle during which it expands in size, duplicates its DNA, and prepares for cell division. The cell cycle is a cyclical sequence…
Interstitial Fluid Definition Water, amino acids, carbohydrates, fatty acids, coenzymes, hormones, neurotransmitters, salts, and cellular products make up the fluid present in intercellular spaces. It bathes and surrounds the body's…
Nerve Impulse Definition (1) The movement of a nerve fiber's action potential in response to a stimulation (such as touch, pain, heat or cold). (2) The transmission of a coded…
Intraspecific Competition Definition A type of competition between members of the same species in ecology. The symbiotic interaction between or among living organisms for limited resources is referred to as…
Kingdom Definition The Kingdom is a taxonomic rank in biology that is made up of smaller groups known as phyla (or divisions, in plants). The highest taxonomic level, or the…
Law of Dominance Definition Gregor Mendel's law states that when two alleles of an inherited pair are heterozygous, the expressed allele is dominant and the non-expressed allele is recessive. He…
Neutral Definition 1. Neutral; indifferent; not engaged on either side; not participating with or aiding any of two or more opposing parties. The heart is incapable of being neutral, and…