Yeast are unicellular fungi, characteristics of fungi complex cells with internal organelles, similar to plants butnon-photosynthetic. cannot utilise sun as source of energy so rely on chemicals for growth and energy. Two types indistinguishable by eye, domesticated by man and not found in wild, ale yeasts – Saccharomyces cerevisiae, lager strains saccharomyces pastorianus (previously S. car…
It is believed that cheese evolved in the ‘Fertile Crescent’ between the Tigris and Euphratres rivers, in Iraq, some 8000 years ago during the “Agricultural Revolution”, when certain plants and animals were domesticated. Among the earliest animals domesticated were goats and sheep; being small, gregarious and easily herded, these were used to supply meat, milk, hides and wool. Cattle we…