Answer:
All living organisms depend on water. The characteristics of water make it a very unique substance. The polarity of water molecules can explain why certain characteristics of water exist, such as its ability to dissolve other substances, its density and the strong bonds that hold the molecules together.
Explanation:
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Scientists ensure the validity by sharing results with others to make sure they get the same results. They also conduct the expiremnt more than once.
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A change in DNA could result in a changed sequence by the amount of atoms and chemicals in the DNA
The answer is: Ecological Succession
STEPS:
1.) Bare rock (there is no grass at this point).
2.) Lichens (lichens begin to appear).
3.) Small Plants & Lichens (small plants begin to grow & the lichens are spreading).
4.) Grasses (grass starts to grow in certain spots).
5.) Shrubs & Grasses (the grass has covered, at least the majority, of the ground and shrubs begin to appear).
6.) Trees (the shrubs have grown into trees that are tall enough to provide shade)
7.) Animals (the animals return or new animals appear).
