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Complement (linguistics), a word or phrase having a particular syntactic role Subject complement, a word or phrase adding to a clause's subject after a linking verb; Phonetic complement; Complementary, a type of opposite in lexical semantics (sometimes called an antonym)
The complement system, also known as complement cascade, is a part of the humoral, innate immune system and enhances (complements) the ability of antibodies and phagocytic cells to clear microbes and damaged cells from an organism, promote inflammation, and attack the pathogen's cell membrane. [1]
A-fragments form distinct structural domains of approximately 76 amino acids, coded for by a single exon within the complement protein gene. The C3a, C4a and C5a components are referred to as anaphylatoxins: [ 4 ] [ 5 ] they cause smooth muscle contraction, vasodilation, histamine release from mast cells, and enhanced vascular permeability. [ 5 ]
In nature complementarity is the base principle of DNA replication and transcription as it is a property shared between two DNA or RNA sequences, such that when they are aligned antiparallel to each other, the nucleotide bases at each position in the sequences will be complementary, much like looking in the mirror and seeing the reverse of things.
This glossary of biology terms is a list of definitions of fundamental terms and concepts used in biology, the study of life and of living organisms.It is intended as introductory material for novices; for more specific and technical definitions from sub-disciplines and related fields, see Glossary of cell biology, Glossary of genetics, Glossary of evolutionary biology, Glossary of ecology ...
Complementarity (molecular biology), a property of nucleic acid molecules in molecular biology; Complementarity (physics), the principle that objects have complementary properties which cannot all be observed or measured simultaneously; Complementarity theory, a type of mathematical optimization problem
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In linguistics, converses or relational antonyms are pairs of words that refer to a relationship from opposite points of view, such as parent/child or borrow/lend. [ 1 ] [ 2 ] The relationship between such words is called a converse relation . [ 2 ]