Tag Archives: multiple alleles

3.4 Inheritance

IB Biology 3.4 inheritance from Bob Smullen

A short, simple explanation of Mendel’s work:

Mr Andersen talks you through Genetics:

And here Paul Andersen introduces A Beginner’s Guide to Punnett Squares in a 12m 15s tutorial. He also gives examples of monohybrid crosses and one example of a dihybrid cross (which we don’t need to know for SL).

An animated, narrated tutorial on Mendel’s experiments &  genetic crosses from Sinauer Associates.
In Crash Course Biology #9 – Heredity, Hank and his brother John discuss heredity via the gross example of relative ear wax moistness.

Inheritance of blood types:

Idiots guide to analysing pedigree charts from Chris Paine

Here’s a nice little game: Thingdom from the Science Museum (thanks Tilly)

Chernobyl: what happened thirty years ago? – one of the engineers tells his story in 2m 50s. The health dangers of radiation in 4m 32s.