Category: S
-
Sequencing
The determination of the order of nucleotides in a DNA or RNA chain. The application of particular treatments in a specific order rather than randomly or haphazardly.
-
Sequence homology
The degree of similarity between sequences. Studies of amino acid and nucleotide sequences provide useful information about the genetic relatedness of certain species.
-
Sequence analysis
A multistage process that includes the determination of a sequence (protein, carbohydrate, etc.), its fragmentation and analysis, and the interpretation of the resulting sequence information.
-
Sensor
A device designed to respond to physical stimuli such as temperature, light, magnetism or movement and transmit resulting impulses for interpretation, recording, movement, or operating control. An acronym for Sentinel Event Notification System for Occupational Risks.
-
Segregation
The separation in meiotic cell division of homologous chromosome pairs and their contained allelomorphic gene pairs. In sociology, a clustering of people or activities based upon the sharing or presence of common activities or characteristics. The act of separating one person, group or thing from others, or of dividing people or things into separate groups…
-
Secretory vesicles
Vesicles derived from the golgi apparatus containing material to be released at the cell surface.
-
Secretory
Secreting; relating to or influencing secretion or the secretions. A person with a water-soluble form of antigen A or B, in which the antigen may be detected in body fluids as well as on the erythrocytes. Referring to, accompanied by or producing a secretion. Engaging in secretion or related to secretion.
-
Sclera
The tough white outer coat of the eyeball, covering approximately the posterior five-sixths of its surface, and continuous anteriorly with the cornea and posteriorly with the external sheath of the optic nerve. The white, tough, fibrous outer layer of the eye. The hard white outer covering of the eyeball. Opaque covering of the posterior part…
-
Saturated fat
A type of fat found in greatest amounts in foods from animals, such as fatty cuts of meat, poultry with the skin, whole-milk dairy products, lard, and in some vegetable oils, including coconut, palm kernel, and palm oils. Saturated fat raises blood cholesterol more than anything else eaten. On a Step I Diet, no more…
-
Saponin
A substance found in soybeans and many other plants. Saponins may help lower cholesterol and may have anticancer effects. A group of phytochemicals that is produced by certain plants (e.g., the soybean plant, ginseng, etc.). Evidence suggests that human consumption of saponins produced by soybeans can help to lower blood content of low-density lipoproteins (LDLP)…