The number of organsims at each levels, so there are more producer than herbivores, more herbivores than carnivores and so on...
In the mitochondria, the powerhouse of the cell.
Answer:
Prophase
Explanation:
During prophase, chromatin condenses into chromosomes, and the nuclear envelope, or membrane, breaks down. In animal cells, the centrioles near the nucleus begin to separate and move to opposite poles (sides) of the cell.
Go over materials that where gaven to you and maybe ask your teachers about the subject on the test but just come prepared and be ready for all that you learn about