Answer:
Light energy (sunlight)
By autotrophs
As they make food from it
<span>The answer is Due to heating of the air by the engine exhaust. Contrails are formed when the hot exhaust of the plane engines is rapidly cooled by the cold air in the upper atmosphere. The water vapor in the engine exhaust, formed in the combustion of fuel, freezes immediately to ice crystals due to the low pressure and -36oC temperatures in the 8000 m altitude in which the planes cruise. </span>
Answer:
The Cell Membrane
Explanation:
Eukaryotic Cells are membrane-bounded, Prokaryotic cells are not.
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Answer:
Active site and protein.
Explanation:
The two components which are often found as part of an enzyme are Active site and protein. Proteins are referred to as macromolecules or macromolecules which consists of more or one of a chain of amino acid residue. They do perform an array of functions which are within organisms.
