29 results found

Search Results for: filtration

Filtration

Definition noun, plural: filtrations (1) The movement of water and solutes across the cell membrane due to hydrostatic... Read More

Ultrafiltration

Definition noun (1) A high pressure filtration through a semipermeable membrane in which colloidal particles are retained... Read More

Hydrophilic

Hydrophilic Definition What does a hydrophile or hydrophilic substances mean? If a molecule is “water-loving”, it is... Read More

Homogenous

What is homogenous? What does homogenous mean? The word homogenous has been derived from two Greek words that are “homo”... 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

Parenchyma

Parenchyma Definition What does parenchyma mean? Let's define the word "parenchyma". Most of the functional tissues in... Read More

Cell membrane

Definition noun plural: cell membranes ˈmembɹeɪn The cell’s outer membrane made up of a two layers of phospholipids... Read More

Transport

In biology, transport refers to the act or the means by which a molecule or ion is moved across the cell membrane or via the... Read More

Simple squamous epithelium

Simple Squamous Epithelium Definition Simple squamous epithelium, also known as simple squamous epithelial tissue or... Read More

Concentration gradient

Concentration gradient definition Concentration gradient refers to the gradual change in the concentration of solutes in a... Read More

Industrial Microbiology

Definition noun Related to environmental, social and economic importance that are engaged in the utilization of... Read More

Simple diffusion

Simple Diffusion Definition What is simple diffusion? In biology, simple diffusion is a form of diffusion that does not... Read More

Starlings hypothesis

Starling's hypothesis The principle that net filtration through capillary membranes is proportional to the transmembrane... Read More

Simple epithelium

Definition noun, plural: simple epithelia An epithelial tissue comprised of a single layer of epithelial cells that are in... Read More

Diatom

A diatom is a unicellular eukaryotic alga characterized by the siliceous covering and symmetry. Diatoms are mostly aquatic,... Read More

Macrophytes

Introduction    Examples of Macrophytes. (Source: Canada's AquaticEnvironments) ... Read More

Agar-agar

Definition noun A gelatinous material derived from the cell walls of red algae, used primarily as a culture... Read More

Nephron

Definition noun, plural: nephrons The structural and functional unit of the kidney, i.e. a structure comprised of a set of... Read More

Aperture function

Aperture function (Science: microscopy) in a diffraction-limited optical system, the function that determines the... Read More

Sterilisation

sterilisation 1. (Science: technique) The complete destruction or elimination of all living microorganisms, accomplished by... Read More

Urination

Definition noun The process of voiding urine from the body to the outside Supplement Urination is the process whereby urine... Read More

Capsular space

Capsular space The slitlike space between the visceral and parietal layers of the capsule of the renal corpuscle; it opens... Read More

Agar

Definition noun A gelatinous material derived from algae, specifically used as a culture medium of bacteria and other cells... Read More

Urine

Definition noun The animal excrement that forms in the kidneys as a by-product of metabolism Supplement Urine is a waste... Read More

Residue

Definition noun, plural: residues (1) (biochemistry) Any of the monomers comprising a polymer, or any of the parts that... Read More

Kidney

Definition noun, plural: kidneys (anatomy) Either of a pair of two bean-shaped organs located at the back of the abdominal... Read More

Diffusion

Diffusion Definition Diffusion is the net passive movement of molecules or particles from regions of higher to regions of... Read More