Hip, hip hooray for DNA! – the DNA song by Peter Weatherall (2m 47s).
Where do genes come from? A TED-Ed video (not on the syllabus):
17.1 & 17.2 revision notes in downloadable word format; to complete.
Mitosis (in english). And here is Mitosis in american & mitosis – a 2m 45 s vid from Bitesize Top 20 Demos. Also here is What is Mitosis? (a 3m 45s lesson) & Mitosis music video by Peter Weatherall (2m 7s).
Here is Meiosis in american (and in more detail than you need).
17.3 & 17.4 revision notes in downloadable word format.
A short, simple explanation of Gregor Mendel’s work and simple gentetic crosses:
17.5 Inheritance notes in downloadable word format; to be completed.
GCSE Bitesize – Inheritance, a tutorial (4m 46s):
BBC Short Circuit Genetics – a 19m video.
The Evolution of Life on Earth in 24 hours:
A simulation of Natural Selection:
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Here’s Darwin’s Song from Horrible Histories and in What is Evolution? Biology teacher Ceri Evans gives a master class to students on what he says is arguably the greatest idea anybody ever had: evolution (28 mins). 2 more videos – James May’s things you need to know – Evolution (29m) & BBC Short Circuit Theory of Evolution (19m).
Finally, just for interest, a short (less than 5 minute) video clip from BBC iScience – Evolution of the Eye.
SELECTIVE BREEDING (ARTIFICAIL SELECTION)
This powerpoint covers Artificial Selection (selective breeding) – but we only need the first five slides:
A lesson on Selective Breeding from Mr Dare:
Paul Andersen (from Bozeman High) shows you how to Solve Hardy-Weinberg Problems.
In Crash Course Biology #18 – Population Genetics: When Darwin met Mendel, Hank talks about population genetics including the Hardy-Weinberg equation.
The Hardy-Weinberg Principle: Watch your Ps and Qs – a video lesson with some practice questions.
Here are key terms and some definitions: Key Terms B9
GCSE Bitesize more-or-less covers all of Variation, Inheritance & Evolution in 15m.
For self-assessment questions, with exercises and discussions, just click on the correct topic at Biology GCSE & IGCSE Question Bank. A powerpoint can be downloaded from the same site here. The s-cool revision site lets you revise the topic, summarizes the topic & tests you on it. GCSE Bitesize has revision pages (that take you through the topic), a test and an activity.
Here’s Penguins in peril: Inheritance – know your genetic jargon & ratios:
This is a great power-point that covers most of this topic, although we don’t need to know about co-dominance or pedigree charts:
Here are some past essay questions:
Here are some fantastic animated tutorials about Meiosis from McGraw Hill Education – how Meiosis works, the stages of Meiosis, Meiosis I, Meiosis II, Crossing-over, Independent Assortment & unique features of Meiosis.
From Sinauer Associates comes an animated, narrated tutorial on Independent Assortment which also includes a quiz; there’s also one on Independent Assortment & gamete diversity (with a quiz) and one on mistakes in meiosis – nondisjunction.
Mr. Andersen uses chromosome beads to simulate both Mitosis and Meiosis:
Independent Assortment & Segregation (click to enlarge)
Paul Andersen explains how Linked Genes behave using fruit flies in a 17m 22s tutorial.
The science of skin color – Angela Koine Flynn, a 5m vid from TED-Ed.
Breaking the illusion of skin color, a 15m TED-Ed video from Nina Jablonski