Answer:
An ectotherm can also be called a Poikilotherm.
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Theme is the central idea or insight about life
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Explanation:
Lipids also come from foods, most commonly in the form of cholesterol or triglycerides. Certain kinds of essential lipids are often present in vegetable oils and legumes, as well as the cell membranes of just about every living thing.
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<u><em>Phosphorus</em></u>
Phosphorus is a chemical element with the symbol P and atomic number 15. Elemental phosphorus exists in two major forms, white phosphorus and red phosphorus, but because it is highly reactive, phosphorus is never found as a free element on Earth.
Explanation:
Brainliest?
The way that I know it is that cells make up tissue, tissue makes up organs, and organs make up organ systems.
