Answer:
2) stomach
Explanation:
Protein digestion begins in the stomach, where the acidic environment favors protein denaturation.
Answer:.3.The hormone is released into the bloodstream where it can be transported to all cells with the correct receptors.
Explanation:
The mode of transportation of hormones is bloodstream.They used the medium to reach the target cells.This makes the hormonal effects relatively slower compare to eletrical transmission in the Nervous system.
Answer:
The cell wall forms last in the daughter cells
Its common. In the last 10 million years, there have been 4 or 5 reversals per million years