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Vapor

vapor To send off in vapor, or as if in vapor; as, to vapor away a heated fluid. Alternative forms: vapour He'd laugh to see... Read More

Definition

System

A system pertains to interdependent or interrelated objects comprising and functioning as a whole. In biology, it may refer... Read More

Definition

Water

Water Definition (1) (biochemistry) A chemical substance, with chemical formula H2O, that is a clear, colorless, odorless,... Read More

Definition

Oxygen

Oxygen Definition In biochemistry, oxygen is the colorless, odorless, gaseous element represented by the symbol "O", with... Read More

Definition

Moisture

Definition noun (1) The presence of slight to moderate amount of liquid, especially water (2) The characteristic of being... Read More

Definition

Expire

Expire 1. To breathe out; to emit from the lungs; to throw out from the mouth or nostrils in the process of respiration;... Read More

Definition

Carbon dioxide

Carbon Dioxide Definition noun, car·bon di·ox·ide, /daɪˈɒksaɪd/ (biochemistry) An inorganic compound, with the... Read More

Definition

Environment

Environment Definition What does environment mean? If you mean physical environment, then it is defined as the surrounding... Read More

Definition

Boil

Boil 1. To heat to the boiling point, or so as to cause ebullition; as, to boil water. 2. To form, or separate, by boiling... Read More

Definition

Oxidizer

An oxidizer is a substance that facilitates oxidation in a chemical reaction by accepting electrons from another substance.... Read More

Definition

Transpiration

Definition noun (physics) The passage of gases through fine tubes or through a porous substance. (botany) The loss of water... Read More

Tutorial

Leaves

Leaves are highly efficient solar energy converters. They capture light energy and through the process of photosynthesis.... Read More

Definition

Great Oxygenation Event

Great Oxygenation Event Definition The Great Oxygenation Event is defined as the surge of dioxygen (O2) levels in the... Read More

Definition

Turgor pressure

In biology, turgor pressure pertains to the pressure that is exerted by the fluid (e.g. water) against the cell wall. It is... Read More

Definition

Fumigation

Fumigation The application of smoke, vapor, or gas for the purpose of disinfecting or destroying pests or... Read More

Definition

Sulfuric ether

sulfuric ether --> diethyl ether CH3CH2OCH2CH3;a flammable, volatile organic solvent used in extraction procedures;... Read More

Definition

Stoma

Definition noun, plural: stomata (botany) A tiny pore in a plant leaf surrounded by a pair of guard cells that regulate its... Read More

Definition

Surface water

Definition noun (ecology) Water that is above the substrate or soil surface such as streams, bays, lakes, rivers, seas,... Read More

Definition

Ebullition

Ebullition 1. A boiling or bubbling up of a liquid; the motion produced in a liquid by its rapid conversion into vapor. 2.... Read More

Definition

Hydrophilic

Hydrophilic Definition What does a hydrophile (or hydrophilic molecule) mean? If a molecule is “water-loving”, it is... Read More

Definition

Air

Air 1. The Fluid which we Breathe, and which surrounds the earth; the Atmosphere. It is Invisible, inodourous, Insipid,... Read More

Definition

Efflorescence

Definition noun (1) (botany) The state of efflorescing; time of flowering or blossoming; anthesis. (2) (medicine) A... Read More

Definition

Osmotic pressure

Osmotic Pressure Definition Osmotic pressure is the pressure caused by a difference in the amounts of solutes (or... Read More

Definition

Leaflets

The word "leaflet" is defined as one of the individual leaf-like structures comprising a compound leaf. A quick look at a... Read More

Definition

Nucleus

In cell biology, the nucleus is the large, membrane-bounded organelle that contains the genetic material in the form of... Read More

Definition

Insufflation

Insufflation (Science: medicine) The act of breathing on or into anything; especially: The act of blowing (a gas, powder, or... Read More

Tutorial

Water in Plants

The movement of molecules, specifically water and any solutes, is vital to understand in light of plant processes. This will... Read More

Tutorial

Plant Water Regulation

A plant requires water as an essential ingredient of photolysis, the photochemical stage of photosynthesis where water is... Read More

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