Out of the choices given, the best way to describe the organisms of the Precambrian era are they were single-celled organisms and soft, boneless animals. One thing from that time that we still have today is the jellyfish. The correct answer is C.
Global warming is caused by the holes in our ozone layer, which the holes were caused by all the pollution in the atmosphere,
I think it’s the peregrine falcon. I’m not sure
The common role is decomposition.
Decomposition is a process by which organic substances, like leaves or dead animals, are broken down into simpler matter.
A lot of different types of organisms, called the decomposers, will consume the organic substances and continue an essential part of the nutrient cycle. These organisms can be both bacteria and fungi.
This is important for recycling the organic matter that occupies space in the biosphere and that way, continue the <span>movement of energy and matter in ecosystems.</span>
Answer:
No, The respiratory system does not work alone in transporting oxygen through the body. The respiratory system works directly with the circulatory system to provide oxygen to the body. Oxygen taken in from the respiratory system moves into blood vessels that then circulate oxygen-rich blood to tissues and cells.
Explanation:
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