Harmful

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Articles about Harmful

593 published items.

Parasites: 'You' or 'enemies' of humans?
Biology

Parasites: 'You' or 'enemies' of humans?

There is nothing wrong with saying the parasite is harmful to the host. They cause disease even death, so we often try to avoid parasitic infection at all costs.

December 17, 2018
Discover the rolling mat in your garden
Biology

Discover the rolling mat in your garden

Many rolling species possess secondary defense measures that secrete certain toxins or hydrogen cyanide gas, which can burn skin and eyes ...

December 17, 2018
5 scary bacteria on your hand
Biology

5 scary bacteria on your hand

Experts recommend that lazy hand washing will cause harmful bacteria to become more rooted and harmful to the human body.

December 17, 2018
Honey bees 'addiction' pesticides?
Biology

Honey bees 'addiction' pesticides?

According to a study published in the April 4 issue of Nature (Nature), like nicotine that is addictive to humans, pesticides seem to be capable.

December 17, 2018
Sunscreen of plants
Biology

Sunscreen of plants

Plants do not get sunburn because they secrete substances that act as sunscreens, helping to protect them from harmful sun rays.

December 17, 2018
Spider venom can become the savior of bees
Biology

Spider venom can become the savior of bees

The venom from one of the world's most poisonous spiders may become a biological insecticide that kills harmful insects, but does not affect bees - one of the

December 17, 2018
What would life be without ... cockroaches?
Biology

What would life be without ... cockroaches?

Cockroaches are insects with behavior that live in every dirty place, is an intermediary that transmits a number of diseases such as diarrhea, cholera ... is the culprit…

December 17, 2018
Deep threatens the London Olympics 2012
Biology

Deep threatens the London Olympics 2012

The parade of athletes and visitors to the Olympics is covered by oak trees, which on the oak canopy is where a worm is nesting and living. This is a worm, each with up…

December 17, 2018