Answer:
d num have broad and flat bodies
ATP is broken down into ADP to quickly provide energy. Adding a phosphate group to ADP forms ATP and energy.
Answer:
Competition between two species happens when both species are using the same resources in an area. This usually happens when a new species moves into the area of the current species. Competition leads to both species being harmed.
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Archaea bacteria live and thrive in extreme environments (extreme salt, extreme temperature), whereas eubacteria live best in more 'normal' environments that are closer to what we (humans) are used to.