Explanation:
Prokaryotic organisms are type of cells that are clearly different from eukaryotic cells (human or plant cells), since they lack nucleus and other type of organelles and differ with size. ( some of them have flagella which helps these cells to move)
Example: Any type of bacteria can be considered as a Prokaryotic cell
Carbon is a essential element for all life on earth. The primary function of the the Carbon Cycle is to exchange carbon throughout earth between the atmosphere,oceans,ecosystems, and geosphere. If the Carbon Cycle was to fail, then life on earth would begin to breakdown causing an end to all life on earth.
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The mask should be 'fit checked' to avoid openings around the seams of the mask and be adjusted to the shape of the face. Any opening can be a way for any microorganism, especially airborne microorganisms, to pass through the mask and infect the person.
It is free to bind to another promoter and begin transcription.