445 results found

Search Results for: carbon

Carbon

Carbon is one of the chemical elements found in nature. A chemical element refers to the pure substance of one type of atom.... Read More

Carbon dioxide

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

Global Carbon Cycling on a Heterogeneous Seafloor

Carbon, nitrogen and oxygen are the fundamental elements of life on Earth. Global carbon varies in amount and its... Read More

Ecosystem carbon emissions from forest fires in Alaska

Carbon emissions in Alaska relied on measurements of trees and changes in surface organic layer carbon pools after... Read More

C4 carbon fixation pathway

Definition noun A metabolic pathway where CO2 is first added to phosphoenolpyruvate by the enzyme, PEP carboxylase,... Read More

Hydrocarbon

Definition noun, plural: hydrocarbons An organic molecule comprised exclusively of carbon and hydrogen atoms Supplement A... Read More

C3 carbon fixation pathway

Definition noun A metabolic pathway where CO2 is converted to 3-phosphogylycerate, the first stable intermediate organic... Read More

Hydrocarbon chain

Definition noun, plural: hydrocarbon chains A chain consisting of only carbon and hydrogen atoms Supplement A hydrocarbon... Read More

Anomeric carbon

Definition noun The carbon at which anomers rotate. Supplement An example of anomeric carbon is that carbon in a... Read More

Carbon cycle

the circulation of carbon atoms in the biosphere as a result of photosynthetic conversion of carbon dioxide into complex... Read More

Pyruvate

Pyruvate Definition Pyruvates have been often recognized as one of the most important molecules that are frequently... Read More

Carbon fixation

Carbon fixation (Science: plant biology) The process by which photosynthetic organisms such as plants turn inorganic carbon... Read More

Inorganic compound

Definition noun plural: inorganic compounds A chemical compound lacking both carbon-carbon (C-C) and carbon-hydrogen... Read More

Monosaccharide

Definition noun plural: monosaccharides mon·o·sac·cha·ride, ˈmɒ.nəʊˈsæk.ə.ɹaɪd (biochemistry) A simple... Read More

Catabolism

Catabolism Definition Catabolism is the branch of the metabolic process that breaks down complex, big molecules into... Read More

Carbon-12

Carbon-12 The standard of atomic mass, 98.90% of natural... Read More

Organic compound

Definition noun plural: organic compounds A compound that, in general, contains carbon covalently bound to other atoms,... Read More

Carbon monoxide

Carbon monoxide (Science: chemical) An organic byproduct of combustion, tasteless, odourless gas that competes with oxygen... Read More

Fermentation

Fermentation Definition What is fermentation? Fermentation is the breaking down of sugar molecules into simpler compounds... Read More

Cellular respiration

Cellular Respiration Definition The main function of cellular respiration is to break down glucose to form energy. What is... Read More

Element

Element Definition noun plural: elements el‧e‧ment, ˈel.ɪ.mənt (biochemistry) A substance that cannot be... Read More

Saturated fatty acid

Definition noun, plural: saturated fatty acids A form of fatty acid with only single bonds between carbon atoms Supplement A... Read More

Anaerobic respiration

Anaerobic Respiration Definition What is anaerobic respiration? Anaerobic respiration is a respiratory process that occurs... Read More

Biotic factor

Biotic Factor Definition Biotic factors (also known as biotic components) are the living component in an ecosystem. The... Read More

Carbohydrate

Definition noun plural: carbohydrates car·bo·hy·drate, kɑːbəʊˈhaɪdɹeɪt Any of the group of organic compounds... Read More

Carbonyl group

Carbonyl group a group in which an oxygen atom is double-bonded to a carbon atom: O=C. The carbon atom then has two... Read More

Oxidation

Oxidation Definition How do we define oxidation? There are several definitions of the oxidation process. Oxidation can be... Read More

Nitrogen

Definition noun plural: nitrogens ni·tro·gen, ˈnɐɪtʰɹədʒən (biochemistry) A colorless, odorless, gaseous... Read More

Eubacteria

Eubacteria are prokaryotic microorganisms consisting of a single cell lacking a nucleus and containing DNA is a single... Read More

Oxygen

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

Hydrogen

Hydrogen is one of the chemical elements found in nature. A chemical element refers to the pure substance of one type of... Read More

Biomolecule

Definition noun plural: biomolecules bi·o·mol·e·cule, ˈbaɪoʊ ˈmɑləkjul Any of the molecules produced by living... Read More

Sugar

Definition noun plural: sugars sug·ar, ˈʃʊɡɚ (1) Any monosaccharide or disaccharide, used especially by organisms... Read More

Phosphodiester bond

Phosphodiester Bond Definition Phosphodiester bonds are the backbone of the strands of nucleic acid present in the life... Read More

Glucose

Glucose occurs naturally and is ubiquitous. It is one of the three most common monosaccharides; the other two are fructose... Read More

Assimilation

Assimilation Definition Assimilation in biology is referred to as the process in which the living organisms integrate the... Read More

Poison + water = hydrogen. New microbial genome shows how

Poison + water = hydrogen. New microbial genome shows how Take a pot of scalding water, remove all the oxygen, mix in a bit... Read More