biology

Questions and Answers

Which (sea) animal is this skeleton from?

Questions and Answers

Why are animals not scared off by the light from an infrared night camera?

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Is it harmful to let a goldfish swim in a round bowl?

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Which beetle is this?

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What is the difference between a ketone and a ketone body?

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What is the osmolarity of the body fluids and does it have something to do with osmosis, the diffusion through a membrane?

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Mitochondrion and chloroplast have a double membrane. Its origin can be explained by the endosymbiont theory. A cell nucleus also has a...

Questions and Answers

Is male urine harmful to planting material?