Category Archives: Uncategorized
Membranes
Membranes – much more than a sheet covering the cell. If you can understand the relevance of the fluidity of the membrane, the various roles the plasma membrane plays and the structures which allow it to do so, you’re well on the way to making the connections needed across the curriculum. And then there’s membrane transport…
Click on the shadowed images in the presentation to be taken to (many) animations and videos:
Essential Biology 2.4: Membranes
For lots more animations on cell strucure and function and cell transport, visit North Harris College.
Really funny plasma membrane & Evolution raps
This is really well done, from a group of Stanford students:
And this one on evolution is very funny:
There are more cell biology clips on their YouTube channel.
Prokaryotes and Eukaryotes
Essential Biology 2.2 Prokaryotes
Click4Biology Prokaryotes
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MrT’s terrible pun:
If you get salmonella from a 3 day-old bacon sandwich, does that mean you’ve contracted a porkaryote?
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Essential Biology 2.3 Eukaryotes
Click4Biology Eukaryotes
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BioCoach Cell Structure and Function topic
The Biology Project Cell Biology page
Wiley Science tutorial (Flash)
Bacterial growth populations from umich.edu
Don’t forget the great resources at Learn.Genetics.
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Review quiz on Quia: Cell Theory, Prokaryotes and Eukaryotes. (for my class only)
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And here’s a nice timelapse of bacterial growth:
Here’s a story of a giant bacterium, from NotExactlyRocketScience
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.
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And here is the AHL presentation, including spermatogenesis, oogenesis, hcg, hormonal control of birth.
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Standard Level students Essential Biology 6.6 Reproduction (Click4Biology)
Higher Level students Essential Biology 6.6 & 11.4 Reproduction (Click4Biology)
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Here are the Pythons with their birth sketch:
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And some BioEthics cases on IVF:
Australasian bioethics special: IVF
Journal of Medical Ethics: State of the Debate
“Don’t drag your knuckles when you walk!” More science comedy
From Brian Malow, Science Comedian.
More on his channel, ScienceComedian.
Tim Lee -Science Comedian
Not the Tim Lee in our class, this guy has a PhD and uses it for powerpoint comedy. Check out his inventive use of cladograms:
More science comedy to come…
Our Place in Space
These are for Grade 9 as we learn about Cosmology together!
The universe to scale:
Zoom-out from Earth:
Images from the Hubble Space Telescope:
Keep asking those questions!
Grade 10 – Pathogens and Disease
Grade 10 Pathogens and Disease – IB Biology prep course
Stay tuned to the class page, found here: Pathogens and Disease
Complete all the notes on Essential Biology: Pathogens and Disease
Click4Biology notes:
Core content: http://click4biology.info/c4b/6/hum6.3.htm
Further content: http://click4biology.info/c4b/11/hum11.1.htm
Here is the Pathogenic or Non-Pathogenic? Quiz:
Check out some of these video clips on the immune system:
Muscles and Movement
SL Students are working on your EE’s this week. HL’s, take care to understand this completely – it’s not as easy as it looks!
Essential Biology 11.2: Muscles and Movement.
Click4Biology page here.
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Joints and the Skeleton:
Knee: rotary hinge joint
Hip, shoulder, ankle, foot, knee from Mid South Orthopedics
Inside the knee from choroknamu
Muscles and Contraction:
Full tutorial from Brooks Cole
Great explanation from Campbell Biology
And another from McGraw Hill
Actin and myosin from Blackwell
Can you explain the steps using all the key terms?
Neuromuscular junction:
i-Biology 