Specific Growth Rate - Specific Growth Rate Constant

Specific Growth Rate Constant

Specific growth rate constant is a way of measuring how fast the cells are dividing in a culture. It is defined on the basis of doubling rate, and mathematically it can be explained by the following formula:

k = 1/Log 2 x 1/t x (Log Nt - Log No)

it can be modified as:

k= 3.32 x 1/t x (Log Nt - Log No)

where k= growth rate constant

Nt = number of bacteria at a time t

No = number bacteria at start

t = time.

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