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Biology

The Human Excretory System

Excretion is the removal of metabolic wastes from the body cells. This is done by special organs in our body. The image above shows the human Excretory system. Can you identity each of the organs?

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Where did Ebola virus come from?

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2 years 6 months ago
Where did Ebola virus come from?

Ebola came from primates like apes. It got into humans via eating unsterile meat. Particularly in Africa where the practice of eating "bush meat"...2 years 6 months ago

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