New body parts?

It’s pretty fascinating that we’re still discovering previously unknown human anatomical features, even in our eyes! Though there is some controversy over whether or not it is a true corneal layer, “Dua’s layer” seems to be a strong region of tissue in the eye. Our eyes aren’t the only place we’re still finding things though,…

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Who could resist …

Have you ever noticed that burning feeling you get from eating spicy food? Capsaicin, the stuff that makes chillies hot, binds to our nociceptiors; nociceptors are also responsible for detecting heat. Also, you might have figured out that drinking water doesn’t really help. That’s because capsaicin does not dissolve well in water, but it does dissolve…

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Fluffy sheep

Wool is covered in a waxy coating known as lanolin. I was so shocked when I found out that sheep don’t really get wet that I felt the need to dedicate a comic to it. I will never be able to count sheep to sleep again! Also, on a semi-related note, clouds are not fluffy…

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Miosis and meitosis

When I was in high school, this is how I remembered the two different words. Mitosis (sounds like my-toe-es) is a process that results in 2 cells that are identical to the original cell. I remembered that by thinking that they both have the full set of chromosomes, just like all my toes are whole…

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Good bacteria vs bad bacteria

Bacteria are not all bad – your body is full of friendly bacteria! Good bacteria are thought to help us stay healthy by: neutralising toxic effects from bad bacteria, stopping bad bacteria from landing on and over-growing in our body (colonising), attacking bad bacteria, training up immune cells, and helping digest food. Scientists noticed that…

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A bad apple spoils the barrel

Plants produce ethylene gas when they are damaged. Ethylene gas is a natural hormone produced by plants, and is involved in the ripening of their fruit. It is also used in agriculture to force ripen fruit. This is also why you can put a ripening banana with an unripe avocado in a paper bag to speed…

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