Associations to the word «Tetrapyrrole»
Noun
Verb
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Wiktionary
TETRAPYRROLE, noun. (biochemistry) any of several natural pigments having a structure of four pyrrole rings connected by a one-carbon unit
Wise words
Occasionally in life there are those moments of unutterable
fulfillment which cannot be completely explained by those
symbols called words. Their meanings can only be articulated
by the inaudible language of the heart.