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frutty [35]
3 years ago
14

Helppppppp

Biology
1 answer:
maria [59]3 years ago
4 0

Answer:

Because in 1900s more revolutions took place and more pollution was done.

plz mark me as brainliest.

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What is Ecosystem diversity?
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Explanation:

Ecosystem diversity deals with the variations in ecosystems within a geographical location and its overall impact on human existence and the environment. Ecosystem diversity is a type of biodiversity. It is the variation in the ecosystems found in a region or the variation in ecosystems over the whole planet.

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Please help!!Located in northern Ukraine, site of the worst nuclear disaster in human history is the ___________ power plant.
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this event occurred at Chernobyl Nuclear Power Plant

hope this helps! - Jentri

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What do you feel really got the biotech industry started and how was it different from what came before it? g
lianna [129]

Answer:

When the human being realized that he could use living beings or their derivatives to produce products of human interest on a large scale, the biotech industry started. This sector was different from what existed before it, because it used tiny elements such as proteins, bacteria and DNA, to manufacture the products.

Explanation:

As you may already know, biotechnology is the science that allows the use of living beings and their derivatives for the manufacture of biological products much needed in human daily life. Biotechnology has been used since the beginning by mankind. This can be seen in the manufacture of bread and wine, for example. However, this science only became something industrial, when the human being realized that it was advantageous to use organisms for the production of products on a large scale.

This was an industrial innovation, since until then, the industry did not use organisms and elements so small for the production of its products.

7 0
3 years ago
True or false? the driving force for the unloading of oxygen from hemoglobin into tissues is the difference in pco2 levels betwe
mrs_skeptik [129]

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False. The driving for is the partial pressure gradient of O2 (PO2 difference), not the PCO2 gradient.

However, keep in mind that an increase in PCO2 can facilitate the unbinding of oxygen from hemoglobin. This is due to a decrease in pH associated with PCO2 increase. The H+ ions bind to hemoglobin and decrease it's affinity for oxygen, this is called the bohr effect. But the PCO2 is not the main driving force of oxygen unbinding.

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