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Glossary of terms used on this site

Glossary of biology.

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Glossaries

Term Main definition
transcription factor binding site
Glossaries - Biology glossary

sequence of DNA to which a transcription factor binds

transcriptional start site
Glossaries - Biology glossary

site at which transcription begins

transduction
Glossaries - Biology glossary

process by which a bacteriophage moves DNA from one prokaryote to another

transduction
Glossaries - Biology glossary

process by which a bacteriophage moves DNA from one prokaryote to another

transfer RNA
Glossaries - Biology glossary

RNA that carries activated amino acids to the site of protein synthesis on the ribosome.

Synonyms - tRNA
transformation
Glossaries - Biology glossary

process in which external DNA is taken up by a cell

transformation
Glossaries - Biology glossary

process by which a prokaryote takes in DNA found in its environment that is shed by other prokaryotes

transformation
Glossaries - Biology glossary

process by which a prokaryote takes in DNA found in its environment that is shed by other prokaryotes

transgenic
Glossaries - Biology glossary

organism that receives DNA from a different species

transition state
Glossaries - Biology glossary

high-energy, unstable state (an intermediate form between the substrate and the product) occurring during a chemical reaction

transition substitution
Glossaries - Biology glossary

when a purine is replaced with a purine or a pyrimidine is replaced with another pyrimidine

transitional epithelia
Glossaries - Biology glossary

epithelia that can transition for appearing multilayered to simple; also called uroepithelial

translation
Glossaries - Biology glossary

process through which RNA directs the formation of protein.

translocation
Glossaries - Biology glossary

process by which one chromosome segment dissociates and reattaches to a different, nonhomologous chromosome

translocation
Glossaries - Biology glossary

mass transport of photosynthates from source to sink in vascular plants