Answer:
because the sperm fertilizes the egg and creates the zygote thing
The skeletal system, nervous system, and digestive system.
The skeletal system is used to move your mouth and jaw it is also used to help you chew.
The nervous system let you taste and smell the food. This is because it sends signals to your brain to allow you to taste and smell the food.
The digestive system produces saliva and allows the food to be processed into energy.
Separation of sister chromatids
False. Hypothermia is caused by the body being exposed to cold weather or immersion to cold water. I hope this answer is what you were looking for.