199 results found

Search Results for: carbon dioxide

Carbon dioxide

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

Plant Metabolism

Introduction Plants are responsible for incredible feats of molecular transformation. The processes are always being... Read More

Calvin cycle

Calvin Cycle Definition The Calvin cycle, also known as the Calvin Benson cycle or the dark reactions, is a series of... Read More

Carbon fixation

Carbon Fixation Definition We know that the earth contains many elements. The periodic table shows us just how many... Read More

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

C4 plant

Carbon fixation is a process of taking carbon dioxide in order to synthesize sugar, such as glucose. Thus, carbon dioxide is... Read More

Photosynthesis

Photosynthesis is a physio-chemical process carried out by photo-auto-lithotrophs by converting light energy into chemical... Read More

Light-independent reaction

The process of photosynthesis is a biological procedure in which plants produce oxygen and energy (sugar) by using light... Read More

Cellular respiration

Cellular Respiration Definition What is cellular respiration in simple terms? Cellular respiration can be defined simply as... Read More

Krebs cycle

Krebs cycle, also known as the citric acid cycle or tricarboxylic acid (TCA) cycle, is a fundamental metabolic pathway that... Read More

Effect of Chemicals on Growth & Development in Organisms

Plants Plants require a large number of elements to function properly, mainly carbon, oxygen, and hydrogen, essentially... Read More

Producer

Producer Definition Producers are organisms that can produce organic matter using an external energy source. They include... Read More

Respiration

Organization of the Respiratory System Each lung is composed of air sacs called alveoli - the sites of gas exchange with... Read More

Inorganic compound

Inorganic Compound Definition An inorganic compound is a chemical compound lacking both carbon-carbon (C-C) and... Read More

Fermentation

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

Erythrocyte

Erythrocyte Definition Erythrocytes (red blood cells or RBCs) are the myeloid series of specialized cells that play an... Read More

Anaerobic respiration

Anaerobic Respiration Definition What is anaerobic respiration? Anaerobic (cellular) respiration is a respiratory process... Read More

Pyruvate

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

Catabolism

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

Plankton

Plankton is a diverse group of typically microscopic, aquatic organisms suspended in the water column and rely on water... Read More

Biotic factor

Biotic Factor Definition A biotic factor is the living component in an ecosystem. The term "biotic" means "of or related... Read More

Organic compound

Organic Compound Definition An organic compound is a compound that, in general, contains carbon covalently bound to other... Read More

Oxidizer

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

Photosynthesis – Photolysis and Carbon Fixation

Photosynthesis is the means that primary producers (mostly plants) can obtain energy via light energy. The energy gained... Read More

Light-dependent reaction

Many organisms, such as green plants, convert light energy into chemical energy through the mechanism of photosynthesis. In... Read More

Eubacteria

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

Respiration rate

Respiration Rate Definition Respiration rate is a vital life process that expresses the breathing rate in an organism... Read More

Oxidation

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

Carbohydrate

Carbohydrate Definition A biomolecule refers to any molecule that is produced by living organisms. As such, most of them... Read More

Cell Respiration

As mentioned in the previous tutorial on ATP, the process of respiration is split into 3 distinct areas that occur at... Read More

Photorespiration

Definition noun (1) The process by which in the presence of light plant consumes oxygen and releases carbon dioxide (in... Read More

Oxygen

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

Passive transport

Passive transport is a type of cellular transport in which substances such as ions and molecules move down their respective... Read More

Nitrogen

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

Element

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

Glycolysis

What is Glycolysis and Why is it Important? Glycolysis is a metabolic pathway by which the 6-carbon molecule of glucose is... Read More

Primary productivity

Planet Earth is home to different types of life forms ranging from microscopic bacteria to giant whales and elephants. To... Read More

Absorption

Absorption can be defined as the process of assimilating substances across the intestinal epithelial cells or the tissues... 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

Cork cambium

Cork Cambium Definition Cork cambium is a secondary meristematic tissue that has a pivotal role in secondary growth in... Read More