Freshwater means low salt content. The zones namely Standing which is compose of ponds and lakes and has littoral zone which algae,floating aquatic plants and clams can be found. Next is limnetic zone and has plankton. Next is Flowing includes streams and rivers and in there resides catfish and carp. For sea water it has Marine which has aphotic zone where anemones,arrow worm and angler fish resides.Another, coastal zone compose of coral reefs and mangrove and lastly the intertidal zone with small critters.
Answer:
Speciation is the process by which new species form. It occurs when groups in a species become reproductively isolated and diverge. In allopatric speciation, groups from an ancestral population evolve into separate species due to a period of geographical separation.
Explanation:
Answer: The elastic connective tissue
Explanation: Allow stretched tissues to recoil as pressure is reduced
Cyanobacteria became the first microbes to to produce Oxygen (O2) as a product of Photosynthesis.
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Answer:
Glucose
Explanation:
The glucose is a molecule stored as glycogen in the muscle cells where functions as fuel to provide energy. This molecule is also used for neurons and blood cells to provide energy
