Answer:
Heart attack
Explanation:
Heart attack is the death of a part of heart muscles and severe pain that causes heart constriction having pain in the chest which spread to the left shoulder and down the arm thereby causing the feeling of pressure in the chest.
This is caused when a blood clots blocks blood flow to the heart thereby leading makes the tissue to loss oxygen and die.
The symptom of heart attack are;
pain in the chest, neck, back or arms, fatigue, lightheadedness, abnormal heartbeat and anxiety, nausea.
Treatment ranges from surgery, medication , rehabilitation e.t.c.
Though all choices protect your organs the most important would be your bones.
Answer:
1.) A factory produces chemical waste and releases it into a water system
2.) Water becomes polluted in nearby rivers and streams
3.) Aquatic plants stop thriving
4.) Small fish do not have adequate food
5. Larger fish have less prey to eat and their numbers decline
the answer is mitochondria
I believe the answer is a mutation.