Insulin is released into the blood when oxygen levels are low and blood glucose levels are high
During prophase, the chromosomes condense and the nucleolus disappears, and the nuclear envelope breaks down
In this question in which is the major source then of free oxygen in the earth's Proterozoic atmosphere is being produce by the evaporation of the ocean water. Hope this answer would be of big help to this assignment then.
Answer:
6. Homeostasis
Explanation:
Definition of homeostasis
