We need to see the flowchart to be able to answer the question
Answer:
Functions of Fat in the Body
I think it is keystone. If they were not there the population of urchins would go up and the kelp would go down.
biotic- living things
abiotic- non living things
Solution:
The ability to fuse one's identity with that of another without fear of losing it characterizes what erikson called the psychosexual.
Thus this the required answer.