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lilavasa [31]
3 years ago
15

Why do living things need energy at all times

Biology
1 answer:
german3 years ago
6 0

Answer:

Cells cannot survive on their own. They need power to stay alive. They need energy to perform functions such as growth, maintaining balance, repair, reproduction, movement and defense. This means all living organisms must obtain and use energy to live.

Explanation:

Hope this helps! :)

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After the egg is fertilized what does the ovary grow into
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3 years ago
Most aquatic organisms can survive only within a specific pH range. An increase in the number of hydrogen ions (H+) in a lake wi
Ipatiy [6.2K]

Answer:

An increase in the number of H+ ion in the lake with many aquatic would cause cell shrinkage by the removal of water from the cell.

Explanation:

Every organism tries to maintain a constant PH inside their body to regulate the homeostasis of their body.

                     An increase in the number of H+ ion or proton in a lake will increase the osmotic pressure of the water present in the lake.As the osmotic pressure of Lake"s water is increased it will draw water out from the the cells of aquatic organism causing the cells to shrink thus decreasing the volume of the cell and if the H+ ion concentration rises at a high level cell death can occur.

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3 years ago
The graph below shows the speed of a ball rolling over uneven ground.
Alex787 [66]

Answer:

It is Distance (meters)

between seconds 3 and 4

Explanation:

I had this on my test last week

7 0
2 years ago
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<span>contractile vacuole

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</span>
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