In an experiment, using the elodea stalk, you are able to expose more underlying tissue and the process can be executed more quickly and it's easy to replicate the natural position for a more realistic result.
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C. composting
it is the process of mixing of biodegradable organic material to the soil to inc the soil fertility
"Ammonia, which is a byproduct of protein metabolism, is converted to urea primarily in the liver."
Answer: Aquatic fossils would be found near the bottom of the core sampleRock cores provide valuable sources of information to geologists because it presents very accurate measurements of porosity of the rock. If a geologist obtained the rock core from a hillside and found aquatic fossils near the bottom of the core sample, he can conclude that this hillside was once covered by a body of water.