<span>b they could eat unicellar organisms
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Multicellular organisms arose because of the process called endosymbiosis. The endosymbiosis theory posits that other unicellular organisms ate other organisms which has benefitted them into processing new mechanisms and functions.
A Eukaryotic cell contains a nucleus; more than one chromosome and is typically a multi-celled organism. Both plant and animal cells are eukaryotic cells.
Rotation is the spinning of a planet, revolution is when a planet circles the sun/planet.
Answer:
I'm pretty sure it is the invasive Lionfish.
Explanation:
They are "threatening" native fish and destroying the environment in the coastal waters. They are the causes of extinction, reducing biodiversity, and fighting for resources. Hope this helps you and have a good day!