5.3 Populations

Essential Biology 5.3: Populations.

Try this tutorial from WHFreeman to see how how manipulating r (reproduction rate), No (starting population) and K (carrying capacity), affects the growth of a simulated population.

Yeast Population Growth lab and simulation:

You will need a copy of the IBDP Bio StatBook for the data collection.

You can also see how to use a hemacytometer to count the population of cells at JoVE.


Here’s MrT’s TED Talk hero Hans Rosling talking about global population growth, through the hi-tech medium of colourful bins. He argues that to curb population growth, we need to raise the living standards of the poor:

Key terms: population, carrying, capacity, exponential, lag, phase, plateau, natality, mortality, emigration, immigration.

  1. I just made a donation to your charity page. Thank you SO much for all your hard work and your dedication to giving to others!

  2. Thank you very much!!! Paola

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )

Connecting to %s

%d bloggers like this: