In the early 1960's, the United States tried to overthrow the communist leader, Fidel Castro. They were unsuccessful in the attempts.
Answer: Your respiratory system relies on your circulatory system to deliver the oxygen it gathers, while the muscles of your heart cannot function without the oxygen they receive from your lungs
Explanation:
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Decrease because the frogs will eat more with It being a larger population
Biotic is classified as living things.
1) Trees
2) Insects
3) Flowers
4) Grasses
5) Animals
Abiotic is classified as things that aren't living.
1) Rocks
2) Soil
3) Air
4) Buildings
5) Metals
