Answer: What is the question ?
Answer: d
The respiratory and circulatory systems bring oxygen and nutrients to the cells. The respiratory and circulatory systems work together to maintain homeostasis. The respiratory system moves gases into and out of the blood. The lungs contain the bronchi, bronchioles, and alveoli.
Explanation:
<span>When you have two alternatives to select from you have a decision that must be made</span>
Answer:
oml i feel you theres this boy from 5th grade that i cant get him out of my head and its driving me crazy because we dated before kinda but it was a prank and we liked each other for a while just didnt say anything and we decided to go official and he said "everybody deserves second chances" like i was getting a second chance pfft it was just rude so we ended up not making it official and now i cant get him out of my head
Explanation:
Muscle fatigue and increase in hunger