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Tomb of Queen Nefertari, Valley of the Queens, Theban Necropolis, Luxor - Egypt :
It is one of the best-preserved mausoleums in ancient Egypt for its colorful murals. The mausoleum is a wonderful architectural work, built in Pharaoh Ramses II reign, for Nefertari (his wife whom…
时政
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twitter.com
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由
Dr. M.F. Khan
提交
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Each chromosome has thousands of genes
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Each chromosome has thousands of genes
The total possible combination of alleles for those genes in humans is ~70,368,744,177,664, trillions of times more than the number of people who have ever lived (~108 billions)
In some ways this means we are alive against enormous odds
有趣
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•
Massimo
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