General

General

General nature or nature terms.

Industry: Natural environment

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General

toxins

Biology; General

Term applied to poisons in living systems.

trachea

Biology; General

In insects and spiders, a series of tubes that carry air directly to cells for gas exchange; in humans, the air-conducting duct that leads from the pharynx to the lungs.

tracheids

Biology; General

Long, tapered cells with pitted walls that form a system of tubes in the xylem and carry water and solutes from the roots to the rest of the plant. One type of xylem cells. Tracheids are long and ...

transcription

Biology; General

The synthesis of RNA from a DNA template. The making of RNA from one strand of the DNA molecule.

In Griffith's experiments with strains of pneumonia bacterium, the process by which hereditary information passed from dead cells of one strain into cells of another strain, causing them to take on ...

translation

Biology; General

The synthesis of protein on a template of messenger RNA; consists of three steps: initiation, elongation, and termination. Making of a polypeptide sequence by translating the genetic code of an mRNA ...

translocation

Biology; General

1) The movement of a segment from one chromosome to another without altering the number of chromosomes. 2) the movement of fluids through the phloem from one part of a plant to another, with the ...