The answer for number 4 is number 1
The human body contains trillions of cells. each organ belongs to one of 10 human body systems, these body systems are interconnected and dependent upon one another to function your heart does not beat unless your brain and nervous system tell it to do so your skeletal system relies on the nutrients it gains from your digestive system to build strong and healthy bones
Answer:
Grab their vape and break it into pieces infront of them and tell them everytime they have a vape you will break it. Worked for my friend.
The egg must pass through the ovary.
Answer:
does not kill bacteria, but does slow growth
Explanation: