<u>Answer:</u>
Mitochondria, the organelles involved in cellular respiration, can also generate chemicals called reactive oxygen species (ROSs). ROSs can damage mitochondria. Damaged mitochondria generate more ROSs than healthy mitochondria. This is an example of a positive feedback mechanism
The reactive oxygen species that are given out by the mitochondria during cellular respiration are the major cause of aging. Though this has a lot of negative effects but this also has a small amount of positive effects such as the start of angiogenesis or cell proliferation.
Answer:
Competitive exclusion occurs when " organisms attempt to fill the same niche"
Explanation:
mostly due to the fact that they are competing over the same food source, which is always limited in some way.
Answer:
Cyst formation takes place in Amoeba by the process of multiple fission in adverse condition. When there is no availability of food, cyst formation takes place.
Explanation:
First your welcome
Second Give Me Brainless
Third Stay Happy
Fourth Take Care
Fifth Bye
Answer:
Cancer can ruin the lungs and cause death of lung tissue. If a lung is ruined, running would be out the picture and you would have enough oxygen to provide for your cells during exercise