One Body by XVIVO (2m 14s):
Get Body Smart: superb interactive, illustrated tutorials and quizzes on human anatomy and physiology.
How much of your body is your own? – a great little quiz from the BBC
Here are some past essay questions:
10.1 meiosis from Bob Smullen
Here are some fantastic animated tutorials about Meiosis from McGraw Hill Education – how Meiosis works, the stages of Meiosis, Crossing-over, Independent Assortment & unique features of Meiosis.
From Sinauer Associates comes an animated, narrated tutorial on Independent Assortment; there’s also one on Independent Assortment & gamete diversity.
Mr. Andersen uses chromosome beads to simulate both Mitosis and Meiosis:
Independent Assortment & Segregation (click to enlarge)
IB Biology 3.1 genes from Bob Smullen
Many assessment statements are covered in videos by Stephanie Castle (with more being added all the time).
Some excellent interactive animations & tutorials on DNA & Genetics – just click on ‘Tour the Basics’ & ‘Heredity & Traits’.
Where do genes come from? A TED-Ed video (not on the syllabus):
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).
Science Bank 9 (Cells & Tissues): Part 3 (from 9m 15s) also covers Mitosis & Meiosis. As does Cell Division (a 2m 3s vid from BBC iScience) & Cell Division (a 5m 23s vid from GCSE Bitesize).
17.3 & 17.4 revision notes in downloadable word format.
IB Biology 3.3 meiosis from Bob Smullen
Mr. Andersen uses chromosome beads to simulate both Mitosis & Meiosis (11m 53s):
Three animated, narrated tutorials from McGraw Hill Education how meiosis works, stages of meiosis and Mitosis & Meiosis compared – and here’s one from Sinauer Associates – Meiosis.
In Crash Course Biology #13 – Meiosis: Where the Sex Starts, Hank gets down to the nitty gritty about meiosis.
Here is Mr W’s Meiosis! Rap and here is Mitosis versus Meiosis RAP BATTLE (from Asap SCIENCE). Finally, Hitler gets confused by Meiosis.
To diagnose genetic (chromosomal) diseases in an unborn baby, there are two ways of taking samples – Amniocentesis or Chorionic Villus Sampling.