60 results found

Search Results for: fixation

Carbon fixation

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

Fixation

Definition noun, plural: fixations (biological technique) The use of a fixative to preserve histological, cytological, or... Read More

Abiotic Fixation

Definition noun It is part in nitrogen cycle wherein atmospheric nitrogen fixation carries out non-living components to... 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

Complement fixation test

Definition noun (immunology) A form of immunological test for the detection of the presence of either a particular antibody... 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

Nitrogen fixation

Definition noun The conversion of atmospheric nitrogen (N2) into a more usable form by natural means, such as by the... Read More

Photosynthesis

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

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

Light-independent reaction

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

Nif gene

Definition noun, plural: nif genes The complex of genes encoding enzymes involved in the fixation of atmospheric... Read More

Hatch-Slack pathway

Definition noun A metabolic pathway first delineated in depth by M. D. Hatch and C. R. Slack (in 1966). In this pathway, the... Read More

Genetic drift

Genetic Drift Definition What is genetic drift in simple terms? The simple definition of genetic drift ( also referred to... Read More

Hsk pathway

Definition noun An abbreviation for hatch slack kortshak pathway: a metabolic pathway first determined by Burr and Kortshak... Read More

C3 plant

Definition noun (botany) (1) A plant that utilizes the C3 carbon fixation pathway as the sole mechanism to convert CO2 into... Read More

Assimilation

Assimilation Definition What is assimilation? Assimilation in biology is defined as the process in which living organisms... Read More

Neutral mutation

Neutral Mutation Definition What is a neutral mutation? Neutral mutations are the alterations in the DNA that are... Read More

Carboxysome

Carboxysome is a protein-shell micro-compartment inside bacterial cell and is involved chiefly in carbon fixation. It is a... Read More

Cyanobacteria

Cyanobacteria Definition Cyanobacteria is a group of photosynthetic bacteria widely distributed in various aquatic habitats... Read More

Nitrogen

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

Symbiosis

Symbiosis Definition What is symbiosis? Symbiosis can be defined as any kind of relationship or interaction between two... Read More

Calvin-Benson-Bassham cycle

Definition noun A cyclical series of biochemical reactions that occur in the stroma of chloroplasts during... Read More

Photolysis

Photolysis Definition We define photolysis as a chemical process in which chemical compounds or molecules are split into... Read More

Calvin cycle

Definition noun A cyclical series of biochemical reactions that occur in the stroma of chloroplasts during... Read More

Rudp carboxylase

RuDP carboxylase --> ribulose bisphosphate carboxylase (Science: enzyme) A copper protein that catalyses the formation of... Read More

Genetic diversity

Genetic Diversity Definition Each species is composed of individuals with their own set of genes. A gene is the inheritance... Read More

Catabolism

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

Bacterioplankton

Definition noun The bacterial component of plankton of aquatic ecosystems Supplement Plankton pertain to the small organisms... Read More

Bacteria

Bacteria Definition What are bacteria? What is the definition of bacteria in biology? Bacteria are defined as organisms... Read More

Calvin-Benson cycle

Definition noun A cyclical series of biochemical reactions that occur in the stroma of chloroplasts during... Read More

Gross photosynthesis

Definition noun (1) The oxygen production rate of photosystem II. (2) The total amount of carbohydrates produced from... Read More

Denitrification

The conversion of nitrates into nitrogen gas which is then released into the atmosphere. This is caused by bacteria and how... Read More

Net photosynthesis

Definition noun (1) The difference between the total amount of photosynthesis and the sum of the rates of respiration (i.e.... Read More

Diazotroph

Definition noun, plural: diazotrophs A microorganism capable of assimilating and fixing atmospheric nitrogen... Read More

Giemsa banding

Definition noun (cytogenetics) A chromosome staining technique that employs Giemsa stain in order to produce a... 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

Malate

Definition noun An ester or a salt of malic acid Supplement Malate is the ionized form (an ester or a salt) of malic acid.... Read More

Mitochondrial DNA

Mitochondrial DNA Definition noun plural: mitochondrial DNAs The genetic material in the mitochondrion that carries code... Read More