Microorganisms in Industry and in the Human Body (Leaving Cert Biology): Flashcards
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Practise the cards
15 cards from this deck
Microbiome definition
Microbiome definition
All microorganisms in a particular environment
Nutrients increased in soil by microorganisms
Nutrients increased in soil by microorganisms
Nitrates and phosphates
3 functions of gut microorganisms
3 functions of gut microorganisms
Digest food, prevent harmful growth, produce vitamins
Probiotics definition
Probiotics definition
Helpful microorganisms added to diet for health
Name 3 bacterial diseases
Name 3 bacterial diseases
Pneumonia, tuberculosis, cholera
Examples of fermented products
Examples of fermented products
Yoghurt, cheese, vinegar, alcohol
How babies acquire microbiome
How babies acquire microbiome
Birth canal and breast milk
Human microbiome cell count
Human microbiome cell count
cells, 3x more than human cells
Vitamins produced by gut bacteria
Vitamins produced by gut bacteria
B1, B9, B12, K
Lag phase characteristics
Lag phase characteristics
Numbers constant, microorganisms adapting to environment
Log phase characteristics
Log phase characteristics
Rapid growth, numbers double each generation
Stationary phase characteristics
Stationary phase characteristics
Production equals death, numbers constant
Decline phase cause
Decline phase cause
Death rate greater than reproduction rate
Endospores function
Endospores function
Survive dormant during adverse conditions
Bioreactor definition
Bioreactor definition
Industrial container for growing microorganisms