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Generation Time Calculator

Biology
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This calculator estimates the growth of a bacterial population over time, based on the initial population size, the final population size, and the time taken for this growth.

How To Use

How to use this calculator

Start with your values, or try a preset.

Step 1

Enter Initial Population Size, Final Population Size, and Time Elapsed in the units shown.

Step 2

Read Generation Time in the results panel. Results update as you change the inputs.

Step 3

Choose a preset to load an example, then adjust the values for your situation.

Worked Examples

Example calculations

See the inputs and their calculated results.

Fast Growing Bacteria

Initial Population Size: 100 cells; Final Population Size: 10,000 cells; Time Elapsed: 5 hours

Generation Time: 0.7525749892 hours

Moderate Growth

Initial Population Size: 1,000 cells; Final Population Size: 100,000 cells; Time Elapsed: 8 hours

Generation Time: 1.204119983 hours

Slow Growth

Initial Population Size: 500 cells; Final Population Size: 2,000 cells; Time Elapsed: 24 hours

Generation Time: 12 hours

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