Unit 2: Environmental Control Of Metabolism

Question	Answer
Name Three Of Mirco-organisms	•Archae •Prokaryotes •Eukaryotes
What Are Mirco-organisms Used For?	Micro-organisms are used to produce products from their metabolic pathways
Why Are Micro-organisms Used?	•Adaptability •Ease of cultivation •Fast growth rate
What Is Used To Culture Micro-organisms?	Growth Media
How Many Types Of Growth Media Are There?	Two
What Are They Called?	•Solid Media •Liquid Media
What Do The Growth Mediums Provide?	Growth mediums provide raw materials for biosynthesis as well as an energy source for growth
Where Do Mirco-organism Get Energy From?	•Produce complex molecules for biosynthesis •Energy source can be derived from chemical substrate, •Photosynthesis
What Favourable Conditions Are Needed For Cultivation?	•Temp •Ph •Oxygen levels •Sterility
Why Is Sterility Important?	Sterility reduces competition and risk of spoilage of product
What Is Total Cell Count?	The amount of dead and living population
What Is Viable Cell Count?	The amount of living population

Resource summary

	Created by Ellie Potellie over 5 years ago