BSL Sign Language Dictionary

Search and compare thousands of words and phrases in British Sign Language (BSL). The largest collection online.

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essential amino acid

How to sign: an amino acid that is required by animals but that they cannot synthesize; must be supplied in the diet

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Categories: aminoalkanoic acid, amino acid

Within this category: arginine, histidine, isoleucine, leucine, lysine, methionine, phenylalanine, threonine, tryptophan, valine

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