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quester [9]
3 years ago
10

What four major divisions make up the history of life on earth in the geologic time scale

Biology
1 answer:
Umnica [9.8K]3 years ago
5 0

Precambrian time, the Paleozoic era, the Mesozoic era, and the Cenozoic era
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Answer:

The correct option is H) these acids change the environment.

Explanation:

Soil can be described as the part of the environment where plants grow. In primary succession, life stars arising in an area which has no soil and only rocks, This is possible because lichens are the organisms which can grow on the rocks. Lichens secrete certain acids which break down these rocks and hence soil begins to form when these rocks break. This makes it possible for other plant species to grow on these lands.

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The Meselson-Stahl experiment demonstrated which of the following about DNA replication? View Available Hint(s) The Meselson-Sta
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Answer:

This experiment proved that DNA replicated semiconservatively; half the original polynucleotide is conserved in each of the two copies

Explanation:

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Meselson and Stahl experiment showed this model by labeling the DNA of bacteria across generations using isotopes of nitrogen ( patterns of DNA labeling showed the mode of replication).

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The bright glow of the bulb resulting from the experiment indicates that the current flows easily through the unknown liquid.
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