Monera (Bacteria) Flashcards
Define micro-organisms
Micro-organisms are small (microscopic) living things
Define autotrophic.
Autotrophic means an organism makes it’s own food
Define chemosynthesis
Chemosynthesis is the production of food using energy released from chemical reactions
Define heterotrophic
Heterotrophic means an organism takes in food made by other organisms
Define saprophytes
Saprophytes are organisms that take in food from dead organic matter
Define parasites
Parasites are organisms that take in food from a life host and usually cause harm
Define pathogenic bacteria
Pathogenic bacteria are bacteria that cause disease
Define antibiotics
Antibiotics are chemicals produced by micro-organisms that stop the growth of, or kill, other micro-organisms without damaging human tissue
What is batch culture?
Batch culture is the growth of cells in a sealed container (or bioreactor) over a short period of time and under ideal conditions until all the nutrients are used up
What is a bioreactor?
A bioreactor is a vessel or container in which living cells or their parts are used to make a useful product
What is continuous flow food processing?
The growth of cells in an open container (or bioreactor), where nutrients are added and the end products and the removed all the time at a rate that maintains the volume of liquid and the number of cells