In what parts of the cycle do you think carbon spends the most time

The concept of keystone species is controversial among ecologists because most organisms are highly interdependent. if each of the trophic levels is dependant on all others how can we say one is most important

Aflame cell is at the end of each tubule of the nephridium malpighian tubules kidneys none of the above

Coral have a symbiotic relationship with what in order to eat?