It is A. Those are all decomposers, the other answers like C are all animals. Decomposers are are biotic organisms that break down basically dead plants or animals.
B. 6CO2 + 6H2O ------> C6H12O6 + 6O2
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B. Mesopela: the transmissive barrier through which two cell layers interact in the structure of the coral body
Answer:
The weather change as the earth warms because since,20th century due to human activities, particularly fossil-fuel burning which increases heat- trapping greenhouse gas levels in Earth's atmosphere.
Answer:
sinoatrial node and atrioventricular node
