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poizon [28]
3 years ago
11

What gas was non existent 2.5 billion years ago

Biology
1 answer:
gogolik [260]3 years ago
7 0
Fossil fuel was non existent 2.5 billion years ago
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A greenhouse owner determines that the plants in the greenhouse need a higher humidity level. How could the owner address this p
NeTakaya

Answer:

Providing a controlled source of water vapour through which water can be vaporized into the plant envoirment.

Explanation:

Humidity ratio is the ratio of the mass of water in air to the mass of dry air. Humidity is needed in some conditions where the air is very dry. In a very dry air setting, there can be excess moisture loss from the plant surface, increasing the Humidity ratio can counter this effects and reduce excess moisture loss.

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3 years ago
Identify the areas of study traceable to the pioneering work of georg simmel.
makkiz [27]
<span>George Simmel was a pioneer in sociological studies due to the fact that he developed the concept of the sociological imagination, and believed that societies can be understood through an empirical scientific approach known as positivism which is still used in research today.</span>
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3 years ago
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Which memory failure suggests that our memories may fade somewhat over time?
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I'm pretty sure they are reffering to Alzheimers.
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Hloroplasts are energy organelles found in _____. animal cells plant and animal cells all living cells plant cells
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I am going to assume you meant "chloroplasts" instead of "Hloroplasts"

Your answer will be plant cells

Chloroplasts makes the energy for the plant by conducting photosynthesis, therefore, they are only found in plant cells.

4 0
3 years ago
(Choose all that apply)
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The correct answers are 2. arid climate and 4. oil resources

The climate always causes environmental climate, especially arid one, while oil both extraction and production creates environmental problems.
3 0
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