Saccharomyces cerevisiae vs baker's yeast

Saccharomyces cerevisiae and baker's yeast both are nouns.

Word	Noun	Adjective	Verb	Adverb
Saccharomyces cerevisiae	Yes	No	No	No
baker's yeast	Yes	No	No	No

As nouns, Saccharomyces cerevisiae and baker's yeast are synonyms defined as:

Saccharomyces cerevisiae and baker's yeast: used as a leaven in baking and brewing

Other synonyms of Saccharomyces cerevisiae include brewer's yeast.

Saccharomyces cerevisiae (noun)	baker's yeast (noun)
used as a leaven in baking and brewing	used as a leaven in baking and brewing