Search Results for: iodine
Iodine test
Iodine Test Definition The iodine test is a chemical reaction-based identification test for starch. In this test, iodine... Read More
A Balanced Diet – Minerals and Proteins
Minerals Various minerals in the Earth's crust are required for a healthy balanced diet. These inorganic compounds have... Read More
Phenol coefficient
Chemical disinfectants are categorized based on the power of their disinfection for microbes and viruses. Strong... Read More
Gram-positive endospore-forming rods
Gram-Positive Endospore-Forming Rods Definition Gram-positive endospore-forming rods are a group of rod-shaped bacteria... Read More
Principles of Hormonal Control Systems
Hormones are chemical messengers that enter the blood directly upon their secretion from endocrine glands. A single gland or... Read More
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
Gram staining
Definition noun A staining method performed to determine whether a bacterial species is gram-positive (i.e. violet stain) or... Read More
Gram-positive bacteria
Definition noun, singular: gram-positive bacterium A group of bacterial cells that retains the violet colour following ... Read More
Biuret test
In this article we will answer the following three questions: What is a Biuret Test? What does biuret test for? What is... Read More
Micromolecule
Micromolecules Definition How to define micromolecule? Micromolecules are relatively small molecules that are combined... Read More
Peroxidase
peroxidase (Science: enzyme) A haem enzyme that catalyses reduction of hydrogen peroxide by a substrate that loses two... Read More
Erythrodextrin
Erythrodextrin (Science: physiology) a dextrin which gives a red colour with iodine. See Dextrin. Origin: gr. Red - E.... Read More
Kingdom Animalia
Kingdom Animalia Definition Each person can say that they know of or can name at least one animal. However, do people know... Read More
Irradiation
Irradiation treatment by ionising radiation, such as x-rays or radioactive sources such as radioactive iodine seeds. See:... Read More
Slime layer
Definition noun An irregular, diffuse, unorganized form of glycocalyx in bacterial cells, comprised mostly of... Read More