Do all of your cells get switched out for new ones every seven years or so? Does anything remain with you throughout your entire life?
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Categories: Gr 1-3 Science & Tech, Gr 4-6 Science & Tech, Gr 7-8 Science & Tech
This is a picture of my front lawn. You might see a decided absence of grass. When I first moved here, it took me almost 2 hours to cut the grass in the front and back yard. At my wife’s urging... read more
Categories: Gr 1-3 Science & Tech, Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr. 11-12 Biology
https://youtu.be/0IXL1OtubmM Body regeneration is not confined to Doctor Who or fictional worlds, it is actually present in animals that preserve their embryonic stem cells. Subscribe to Earth... read more
Categories: Gr 4-6 Science & Tech, Gr 9-10 Science
By>>> Canadian Wildlife Federation. Guess what? Your schoolyard is an ecosystem, too. It's a great place for play at recess, but it can be much more than that. It's a perfect spot to... read more
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