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entity go
that which is perceived or known or inferred to have its own distinct existence (living or nonliving)

physical entity go
an entity that has physical existence

thing go
a separate and self-contained entity

unit, building block go
a single undivided natural thing occurring in the composition of something else

molecule go
(physics and chemistry) the simplest structural unit of an element or compound

macromolecule, supermolecule go
any very large complex molecule

protein go
any of a large group of nitrogenous organic compounds that are essential constituents of living cells

simple protein
a protein that yields only amino acids when hydrolyzed

noun.substance

9 Subcategories

actin go
one of the proteins into which actomyosin can be split
albumen, albumin go
a simple water-soluble protein found in many animal tissues and liquids
globulin go
a family of proteins found in blood and milk and muscle and in plant seed
globin, hematohiston, haematohiston go
a colorless protein obtained by removing heme from hemoglobin
glutelin go
a simple protein found in the seeds of cereals
histone go
a simple protein containing mainly basic amino acids
prolamine go
a simple protein found in plants
protamine go
a simple protein found in fish sperm
scleroprotein, albuminoid go
a simple protein found in horny and cartilaginous tissues and in the lens of the eye