Growth of microbes

Question 1

Growth curve

Answer 1

Lag phase —> exponential phase —>stationary phase —> decline phase

Question 2

Microorganism growth

Answer 2

binary fission every 20 mins

7 gens in 2hr and 20 mins

Question 3

Calulating growth

Answer 3

Growth rate – amount of gen per time unit

Gen time - one into 2

N= number of gens

Use slope of graph = dy/dx