Question

Hey $5 amazon gift card for who ever does it first I need it done quick so pls help thx

Answer 1

The bacterial flora in the intestines are essential to homeostasis in the body. They break down food so the nutrients can be absorbed. They also produce vitamins like biotin and vitamin K. That protects the human body against harmful bacteria that enter the system.

I hope this helps!

P.S. Good luck on the quiz!

Step-by-step explanation:

Answer 2

Answer: heart and brain?

Step-by-step explanation:

logically you cant be without a heartbeat or brain activity