Answer:
Aerobic respiration is the process of producing cellular energy involving oxygen. Cells break down food in the mitochondria in a long, multistep process that produces roughly 36 ATP. The first step in is glycolysis, the second is the citric acid cycle and the third is the electron transport system.
Your answer is D. Because the Earth rotating on it's axis causes Day and Night
Answer:
a life event happens when some benefits are lost to gain other benefits
The enamel. For example lemon juice can destroy your enamel it’s like another way that protects the teeth but you should also protect the enamel.
C planting trees. It adds oxygen