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MAVERICK [17]
2 years ago
14

Which best describes the ecosystems on Earth?

Biology
1 answer:
nika2105 [10]2 years ago
8 0

Answer:

A. Separate ecosystems can affect each other.

Explanation:

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Hydrogen bonds are part of what important molecules in organisms?
AnnZ [28]

Answer:

Water!

Explanation:

Hydrogen bonds occur due to water molecules being polar (which results from the uneven distribution of their electrons), thus causing come charge to be remaining in the Oxygen and Hydrogens in water molecules. This causes Oxygens and Hydrogens from <em>different</em> water molecules to attract each other as well! Most importantly, however, hydrogen bonds allow water molecules to have its cohesive properties, which allows it to do many of things water is essential for. Hint: capillary action.

Hope it helped! :)

7 0
3 years ago
....... is the wall which separates right and left side of the heart .​
Sonja [21]

Answer:

septum

Explanation:

6 0
3 years ago
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Scientists have a theory about the shape of the Earth's surface that is accepted worldwide. A group of scientists have proposed
Elan Coil [88]

Alright so, whenever experiments have been tried on the surface of standing water, this surface has always been found to be "level". If the Earth was an actual globe, the surface of all standing water would be convex (measuring less than 180 degrees). This could be experimented to prove that the Earth isn't a globe. Not to mention that rivers that flow hundred of miles towards the level of the sea without falling more than a few feet (the Nile River for example) which in a thousand miles only falls a foot. Now, with the Earths "convexity", a level expanse of this amount is very... incompatible which is more proof that the Earth is flat. However, there's still proof that the Earth is a globe. So, if you could go to the Harbor, I want you to watch a boat sail to the Horizon. Watch how the ship not only grows smaller, but also has the "illusion" of it sinking. This should be enough to show that there is some curvature to the Earths surface. Now, watch an Eclipse. Pay attention to the way that the moon moves. It creates an arch as it moves. Could we say that the moon move differently only when there's an eclipse, but that's just nonsense.

Hope this helps!

-Kaitlin :)

3 0
4 years ago
3 ways of transporting carbon dioxide in blood​
anastassius [24]
Carbon dioxide is transported in the blood in three ways: 1) dissolved in solution 2) bound to proteins 3) buffered with water
3 0
3 years ago
What type of population monitoring method will be best for monitoring the species
Hatshy [7]

Answer:

Point counts and line-transect  distance sampling methods are appropriate method to monitor a population of swallows and tortoises respectively.

Explanation:

7 0
3 years ago
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