Answer: Mitochondria
Explanation: Mitochondria is an organelle responsible for cellular respiration which is the break down of Simple sugars into carbon dioxide,water,ATP( adenosine trisphosphate).
It has a double membrane,known as the power House of the cells found in the cytoplasm of most Eukaryotic organisms.The number of Mitochondria found in an organism varies according to the Oxygen requirements of that organism. In human liver contains about 2000 Mitochondria,the Red blood cells do not contain Mitochondria.
It occurs in plants and animals and creates energy for animals and plants.
Animals: The energy is called atp
Plants: Sunlight
Answer: D. Secondary
Explanation:
An ecological disturbance is a circumstance caused by an agent that can be of biological or non-biological origin. The agent is capable of bringing negative changes to an ecosystem. Fire is an example of ecological disturbance. In the given situation, the forest burns down the trees are an example of the direct interaction of fire with the trees; therefore, it is a primary disturbance. Nevertheless, this interaction led to the loss of habitat of animals forced to move to other areas as the fire burned the trees. It is called secondary disturbance.
<span>If cells are unregulated they can over proliferate and cause things like cancer. Abnormal cellular growth causes tumors and improper resource distribution. Unregulated cellular processes use up nutrition not readily available and can cause harm to cells around the tumor.</span>