Search Results for: pigment
Chlorophyll
Why are most plants green? Have you ever had the same question? Perhaps, you’ve been told that the plants are green... Read More
Photosynthesis
Photosynthesis is a physio-chemical process carried out by photo-auto-lithotrophs by converting light energy into chemical... Read More
Accessory pigment
Definition noun, plural: accessory pigments A non-chlorophyll pigment inside the chloroplast of photosynthetic organisms,... Read More
Hypomelanism
All the body cells of living organisms bear some color due to one or the other pigment molecule or complex. The pigment can... 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
Specific absorption coefficient
Definition noun A factor that measures the absorbance of light per unit of path length (of the spectrophotometer cuvette,... Read More
Plant Metabolism
Introduction Plants are responsible for incredible feats of molecular transformation. The processes are always being... Read More
Incomplete dominance
Incomplete Dominance Definition After Gregor Mendel discovered inheritance laws, the term ''incomplete dominance'' was... Read More
Carotenoid
Definition noun, plural: carotenoids (botany) Any of the pigment molecules, typically yellow, red, and orange, that interact... Read More
Phycobilin
Definition noun, plural: phycobilins A water-soluble accessory pigment found in red algae and... Read More
Melanosome
Definition noun, plural: melanosomes An organelle in pigment cell that synthesizes and stores melanin Supplement A... Read More
Melanocyte
Definition noun, plural: melanocytesA type of pigment cell that, in particular, produce melanin, and occurs in the... Read More
Melanophore
Definition noun, plural: melanophores A type of pigment cell that, in particular, produce and store... Read More
Lipofuscin
Definition noun, plural: lipofuscins (cell biology) Any of the minute, yellow-brown, lipogenic pigment granules that... Read More
Non-Mendelian Inheritance
Reviewed by: Mary Anne Clark, Ph.D.The inheritance patterns seen in Mendel's monohybrid and dihybrid crosses... Read More
Genetic Control – On and Off Genes
Reviewed by: Mary Anne Clark, Ph.D.This lesson looks at the various factors involved that affect growth and... Read More
Chromatophore
Definition noun, plural: chromatophores A pigment-containing cell or light-reflecting structure, especially found in fish,... Read More
Permanent Tattoo Means Permanent Immune Action Of Macrophages
Have you ever wondered why a permanent tattoo seemed to last forever? A simple assumption would be is that the ink could... Read More
Multiple alleles
Alleles are the pairs of genes occupying a specific spot called locus on a chromosome. Typically, there are only two alleles... Read More
Photolysis
Photolysis Definition We define photolysis as a chemical process in which chemical compounds or molecules are split into... Read More
Leucoplast
Definition noun, plural: leucoplasts A plastid lacking photosynthetic pigments and involved in various biosynthetic... Read More
Pheomelanin
Definition noun A type of melanin pigment that is made up of benzothiazine units and is responsible for yellow and pink to... Read More
Neuromelanin
Definition noun A type of melanin pigment present in parts of the brain, particularly in the neurons of substantia nigra and... Read More
Myocardium
Myocardium Definition What is the myocardium of the heart? It is the muscular middle layer of the heart that is... Read More
Proplastid
Definition noun, plural: proplastids A small, colourless organelle that gives rise to a plastid (e.g. chloroplast,... Read More
Melanogenesis
Definition noun The process of producing melanin Supplement Melanogenesis is the process of melanin production. Melanocytes... Read More