Microbiology II
Presented by
samiha sultana tania
, Microbial Nutrition
Nutrition – process by which chemical substances (nutrients) are
acquired from the environment and used for
cellular activities
essential nutrients - must be provided to an organism
Nutrient requirements vary widely, and knowledge of the principles of
microbial nutrition is necessary for
the successful culture of microorganisms.
Different organisms need different complements of nutrients, and not all
nutrients are required in the same
amounts.