E1 Stimulus and Response
Essential Biology: E1 Stimulus and Response
For Reflex Arcs (including the pain reflex):
Start with this tutorial from Sumanas
And this animation from the University of Minnesota
Lots more CNS animations from North Harris College
Some good readers from Not Exactly Rocket Science for the effect of natural selection on response to stimulus:
Reproduction: Core and AHL
Here is the presentation for the Core content – Grade 9’s, you can look too, as we’re on this unit in HPD! There are tons of videos and animations out there about reproduction – many are linked in the presentations, so click on the shadowed images to watch them.
And here is the AHL presentation, including spermatogenesis, oogenesis, hcg, hormonal control of birth.
Standard Level students Essential Biology 6.6 Reproduction (Click4Biology)
Higher Level students Essential Biology 6.6 & 11.4 Reproduction (Click4Biology)
Here are the Pythons with their birth sketch:
And some BioEthics cases on IVF:
Australasian bioethics special: IVF
Journal of Medical Ethics: State of the Debate