48 results found

Search Results for: quantities

The consequences of antibiotic use in horticulture

Leading articles Frederick R. Falkiner* Department of Clinical Microbiology, Trinity College, Dublin; Central Pathology... Read More

Proportion

proportion 1. The relation or adaptation of one portion to another, or to the whole, as respect magnitude, quantity, or... Read More

Epidermis

Epidermis Definition What is the epidermis? We can define the epidermis as one or more layers of cells forming the tough... Read More

Kidneys and Regulation of Water and Inorganic Ions

Renal Functions Kidneys remove/add substances from/to the plasma. Regulate water concentration, inorganic ion... Read More

Cilium

Cilia Definition Cilia are hair-like structures found on the surface of many types of cells, including some mammalian... Read More

Logarithm

Logarithm (Science: mathematics) One of a class of auxiliary numbers, devised by john napier, of Merchiston, Scotland... Read More

Growth and Plant Hormones

Growth All living organisms begin in the same form: as a single cell. That cell will divide and the resulting cells will... Read More

Inhibitory postsynaptic potential

Inhibitory Postsynaptic Potential Definition An inhibitory postsynaptic potential is a type of synaptic potential. It is... Read More

Hypercorticoidism

Hypercorticoidism excessive secretion of one or more steroid hormones of the adrenal cortex; sometimes used also to... Read More

Estrogen

Definition noun, plural: estrogens A sex steroid hormone produced in large quantities chiefly in the ovaries in females;... Read More

Monoclonal antibody

monoclonal antibody (Science: immunology molecular biology) A substance, usually a protein, which can be synthsised in the... Read More

Phenol coefficient

Chemical disinfectants are categorized based on the power of their disinfection for microbes and viruses. Strong... Read More

Hyaline cartilage

Hyaline Cartilage Definition Before we define hyaline cartilage, let us understand what cartilage is. What is cartilage? Is... Read More

Testosterone

Definition noun, plural: testosterones A steroid hormone with a chemical formula of C19H28O2, and is regarded as the primary... Read More

Protist

Protist Definition What is a protist? All protists are eukaryotes, i.e. organisms with a nucleus. However, they are... Read More

Element

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

Cerebrospinal fluid

Definition noun, plural: cerebrospinal fluids A clear, colorless body fluid that fills the ventricles of the brain and the... Read More

Camelid

Camelid Definition A canelid refers to any of the even-toed ungulates of the family Camelidae, e.g. camels, llamas,... Read More

Saline solution

Saline Solution Definition Saline solution is one the most medically-used solution, which contains sodium chloride... Read More

Dense irregular connective tissue

Dense Irregular Connective Tissue Definition Dense irregular connective tissue is one of the two major types of dense... Read More

Isomalt

Definition noun i·so·malt, ˈaɪ sə mɔlt A sugar alcohol made up of two polyols: glucose-mannitol and... Read More

Roots

Upon seed germination, the embryo root, called the radicle, grows and develops into the first root. The radicle may thicken... Read More

Genetic Information and Protein Synthesis

Genetic Code Genes are sequences of DNA nucleotides that carry and transmit the information specifying amino acid sequences... Read More

Circulation

Blood Blood is composed of a liquid, plasma, and blood cells such as erythrocytes (red blood cells,) leukocytes (white... 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

Balanced diet

What is a balanced diet? What is the definition of a balanced diet? A nutritionally balanced diet fulfills all nutritional... Read More

Conservation

Conservation efficiency of energy use, production, transmission, or distribution that results in a decrease of energy... Read More

Reproduction

Reproduction Definition Reproduction is a biological phenomenon of producing offspring/s. i.e. more of its kind. Depending... Read More

Pleiotropy

Pleiotropy Definition When one single gene starts affecting multiple traits of living organisms, this phenomenon is known... Read More

Operation

operation 1. The act or process of operating; agency; the exertion of power, physical, mechanical, or moral. The pain and... Read More

Mineral

Mineral Definition A mineral (min·er·al, ˈmɪn.əɹ.əl) refers to any of the various naturally-occurring abiogenic... Read More

Unit

unit 1. A single thing or person. 2. (Science: mathematics) The least whole number; one. Units are the integral parts of any... Read More

Atom

In the enchanting tapestry of life, the smallest of heroes and a celestial protagonist emerges—'the atom'. With grace and... Read More

Bacteria

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

Alimentary canal

Definition of Alimentary canal What is the alimentary canal? The alimentary canal is a muscular hollow continuous tubular... Read More

Wine

wine 1. The expressed juice of grapes, especially. When fermented; a beverage or liquor prepared from grapes by squeezing... Read More

Bile

Have you ever wondered how the fats from butter, cheesy burgers, and pizzas get digested in your body? Or have you heard of... Read More

Reserves

reserve 1. (Science: geology) Typically used to describe the amount of a substance which can be extracted from the earth... Read More

Single-stranded DNA

What is single-stranded DNA? DNA is the material that living organisms possess that carries their genetic make-up. DNA and... Read More

SENI Biometric Analysis on the extinct Scincidae species: Macroscincus coctei (underlined)

Brian L. Schnirel Leeway Corucia Research Center (LCRC) Courtesy: Polyphemos (2004)   Introduction: It has been... Read More