Since the aphotic zone does not recieve sunlight it relys on the photic zone for the sunlight which in terms it does penetrate.
Answer: Atoms were created after the Big Bang 13.7 billion years ago. As the hot, dense new universe cooled, conditions became suitable for quarks and electrons to form. Quarks came together to form protons and neutrons, and these particles combined into nuclei.
Answer: If a molecule of socium [small, fat-insoluble) needs to get into a cell, but there's already a high concentration of sodium inside the cell compared ..
Explanation:
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Answer:
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the cytoplasm of the cell has lower concentration than the surrounding solution
