Vestigial structures. These are structural elements that once served a purpose but as the organism evolved now serves no purpose.
<span>Apart from their habitats, Bacteria and Archaea differ in cell wall structure and membrane lipid composition. All bacteria have peptidoglycans in the cell wall whereas the archaea do not. Both also are different in RNA polymerases and thus in their protein synthesis. </span>
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Answer:
Arginine - Leucine - Proline - Asparagine - Lysine - Arginine
Explanation:
Answer:
Some such means, like diffusion and osmosis, are natural processes that require no expenditure of energy from the cell and are called passive transport. Other methods of transport do require cellular energy and are called active transport.
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