Physiological

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Inspire kids to become scientists by saying that…..……………………………………………………………………………………
Sexual traits are energetically costly.
Male primates’ showy sexual ornaments such as manes, beards, fleshy swellings, and colorful skin patches lead to small testes that can’t swamp the sperm of others. So evolution maintains a trade-off between ‘body’ and ‘testicle’.

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We have more microbial cells living inside our bodies than human cells.

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Our body literally cannot break down certain types of plant fibers without an assist from the bacteria in our gut.
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Probiotic pills contain ideal combinations of bacteria.
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Our bodies are the best technology we’ve ever utilized.

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We’re all made up of little atomic elements.

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Somehow, here on Earth, some atomic elements have come together to make plants and animals.
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We still don’t understand how a living cell works.

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The human body consists of 39 trillion of autonomously working units(cells).

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A strand of all the DNA (7feet per cell) inside a person is 10 billion miles, enough to stretch to Pluto.

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Living cells in our body work without any command from some command center.

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Everything that happens within a man is just chemical reactions and chemical reactions are just molecular jostlings.
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Our brain is about 80 percent water.

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