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Why does a bee die when it stings, but a wasp does not?

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Alex Anderson
World-secrets
28 January 2022
Hits: 154

Bees are some of the most organized and evolved insects in the world. Not only do they live in a large group, obeying a strict hierarchy and doing each their own thing, contributing to the life of the hive, but they also know how to communicate with each other, communicating the location of food.

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How do you measure sense of smell?

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Alex Anderson
World-secrets
28 January 2022
Hits: 146

Smell, as such, cannot be measured directly. Therefore, indirect methods have been learned to study odors and their perception, in particular: assessing odor intensity, calculating the threshold of perception of an aromatic substance, and comparing odors by similarity and concentration.

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Why are bacteria and microbes afraid of ultraviolet light?

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Alex Anderson
World-secrets
28 January 2022
Hits: 146

Special light sources are used for disinfecting rooms, which kill pathogens by their action. Most often they can be found in medical institutions, but in light of recent events, many people buy them even at home. The most common and well-known of these devices are quartz lamps, even the process of disinfection is often called "quartz treatment".

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Why are there more right-handed people than left-handed people?

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Alex Anderson
World-secrets
28 January 2022
Hits: 151

According to statistics, about 85% of the world's population is right-handed, up to 10% of the world's population is left-handed, and even fewer are ambidextrous, people who can use both hands equally. So why has nature arranged it this way, and what is the secret of such a right-handed majority?

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