by msander | Nov 22, 2017 | Gr 9-10 Science, Gr. 11-12 Biology
Every day in an adult human roughly 50-70 billion of your cells die. They may be damaged, stressed, or just plain old – this is normal, in fact it’s called programmed cell death. To make up for that loss, right now, inside your body, billions of cells are...
by msander | Oct 12, 2017 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology, Gr. 11-12 Chemistry
In the event of a nuclear fallout, every piece of digital and written information could all be lost. Luckily, there is a way that all of human history could be recorded and safely stored beyond the civilization’s end. And the key ingredient is inside all of us: our...
by msander | Jul 12, 2017 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology
A retired icebreaker is making its way around the country to study Canada’s coasts. CBC’s Brett Ruskin takes us on board the ship. To read more: http://cbc.ca/1.4183878 »»» Subscribe to CBC News to watch more videos: http://bit.ly/1RreYWS Connect with CBC...
by msander | Jun 15, 2017 | Gr. 11-12 Biology
In this activity, lysing the cell wall of a piece of fruit is accomplished by quickly blending or smashing the fruit. Salt is added to the filtered fruit solution to coalesce (combine) the DNA strands that have been freed from the nucleus. Detergent is added to the...
by cbrookallred | Apr 13, 2017 | Gr. 11-12 Biology
This demonstration will provide students with a visual representation of the structure of DNA. Students will learn the different components that make a nucleotide, the correct base-pair connection between nitrogenous bases, and visually see the double helix structure...
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