Search Results for: contact
Premature contact
premature contact --> deflective occlusal contact A condition of tooth contact's which diverts the mandible from a normal... Read More
Hydrophobic
Hydrophobic Definition The fear of mixing or reacting with water under a given set of reaction parameters is often referred... Read More
Endoplasmic reticulum
Endoplasmic Reticulum Definition The endoplasmic reticulum is a membrane-bound organelle in cells of eukaryotic cells... Read More
Hydrophilic
Hydrophilic Definition What does a hydrophile (or hydrophilic molecule) mean? If a molecule is “water-loving”, it is... Read More
Reservoir host
Reservoir Host Definition A reservoir host is a host that harbors the pathogen and serves as a source of the infective... Read More
Conjugation
Conjugation generally means the joining or coming together (union), such as in certain unicellular organisms (some bacteria,... Read More
Endomembrane system
Ever wondered how biomolecules are made within the cell and then they are released outside the cell for use by the body?... Read More
Saline solution
Saline Solution Definition Saline solution is one the most medically-used solution, which contains sodium chloride... Read More
Hypersensitivity
Hypersensitivity Definition Hypersensitivity is the exaggerated immune response to protect the human from foreign bodies... Read More
Smooth endoplasmic reticulum
Smooth Endoplasmic Reticulum Definition Smooth endoplasmic reticulum (sER) is part of or a region in the endoplasmic... Read More
Autocrine signaling
Autocrine Signaling Definition What is autocrine signaling? Autocrine signaling is a type of cell signaling wherein a cell... Read More
Independent Assortment and Crossing Over
Reviewed by: Mary Anne Clark, Ph.D. The previous tutorial investigates the process of meiosis, where... Read More
Gag reflex
Definition noun, plural: gag reflexes A reflex contraction characterized by retching or gagging when a foreign body comes in... Read More
Obligate parasite
Parasitism is a form of symbiosis that occurs between a parasite and its host. The parasite is the organism that generally... Read More
Epithelium
An epithelium is a type of animal tissue made up of densely packed cells (called epithelial cells) that rest on a basement... Read More
Thigmotropism
Definition noun Growth or movement of a cell or an organism in response to touch Supplement In general, tropism is an... Read More
Sexually transmitted disease
Definition noun, plural: sexually transmitted diseases (pathology) A disease that is primarily contracted through sexual... Read More
Anaerobic bacteria
Bacteria are classified according to the need for oxygen to survive and grow. For example, aerobic bacteria are bacteria... Read More
Staphylococcus aureus
Definition Noun A gram-positive spherical and facultative bacterium arranged in cluster involved as pathogens of several... Read More
Still Freshwater & Plants
Plants in the freshwater community provide a means of food for herbivores and harness new energy into the community as a... Read More
Contact inhibition of cell division
The ability of cells to stop dividing when neighboring cells touch each... Read More
Crown of head
Crown of Head Definition The crown of the head is the upper dorsal part (or area) of the head. Several creatures have... Read More
Buck’s traction
Buck's Traction Definition Buck's traction for femur fracture is very helpful. It can be utilized in the treatment and... Read More
Phenotypic ratio
Phenotypic Ratio Definition How would one define phenotypic ratio? The correlation between the amount of offspring that... Read More
Pericardium
pericardium (Science: anatomy) A double membranous sac which envelops and protects the heart. The layer in contact with the... Read More
Endomembrane
Definition noun, plural: endomembranes The membraneous components in a cell, i.e. nuclear envelope, endoplasmic reticulum,... Read More
Nucleosome
Nucleosome Definition Every organism is made of deoxyribonucleic acid, also known as DNA. DNA is made up of numerous... Read More
Nastic movement
Definition noun, plural: nastic movements The non-directional movement (of plants) in response to a stimulus (e.g. humidity,... Read More
Cell adhesion
Cell Adhesion Definition Cell adhesion is the process in which a cell uses a specialized complex of proteins to get... 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
Nervous System
THE is the most complicated and highly organized of the various systems which make up the human body. It is the... Read More
Prothrombin
Definition noun A blood clotting factor that when activated converts into thrombin (factor IIa), which in turn activates... Read More
Density dependent inhibition of growth
Density dependent inhibition of growth (Science: cell culture) The phenomenon exhibited by most normal (anchorage dependent)... Read More