Answer:
Because there is already a presence of soil rather than primary succession which doesn't have a presence of soil
Explanation:
Epinephrine
Epinephrine is usually produced by the two kinds the adrenal
glands and certain neurons. It plays an
important role in the fight-or-flight response by increasing blood flow and
also to muscles, output of the heart, pupil dilation, and blood sugar.
As the bacteria and viruses are destroyed by leukocytes, they release bursts of heat.
When cells become unable to regulate the cell cycle, tumors can develop.