Mitochrondria of the eukaryotic cells.
<span>As many researchers hypothesize that the old single-celled organism or the origin of the complex-celled organisms came from the endosymbiosis of the mitochrondrion organism and the prokaryotic cell. It has been said that mitochondria was an independent organism which then to have been evovled itself after planting itself inside a prokaryotic cell which aided cellular respiration and production of ATP (Adenosine Triphosphate). This then aided the prokaryotic cell to be more sophisticated and caused another change from having without a true nucleus to a eukaryotic cell with a nucleus and embedded DNA. </span>
Answer:
they line the outer surfaces of organs and blood vessels
Explanation:
A community that runs out of food can import food from other communities, recycle its water and waste.
<h3>What are resources?</h3>
Resources are those things needed by man and other living things to survive.
The most important resources required by living things are food, water and shelter.
A community that runs out of food can import food from other communities, recycle its water and waste.
Therefore, by careful conservation of resources, a community can continue to provide the resources needed by its citizens.
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Answer:
photosynthesis
Explanation:
it's how plants produce energy