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:
4. p.complement system c.saliva b.sneezing
I believe it would be Bone Tissue and Connective Tissue
Answer: like animals plants are made of specialized cells that are organized into tissues. Plant cells have a cell wall, but animals cells do not
Explanation:.......please mark brainliest
Answer:
to produce food for the plant