The correct option is A.
The nature is organized in such a way that, one organism's waste is what the other organism will use as its own resources. For instance, during the process of photosynthesis, the oxygen that is produced as the by product of the photosynthesis process is what humans use to carry out their own breathing process.
Answer:
C. Meiosis since it produces haploid cellsneeded for reproduction.
The answer to the question is c) a dendrochronologist interprets tree rings
Keystone predators effect their habitat by keeping the population of animals down.
Answer:
A. proteins
Explanation:
Amino acids builds up the proteins.