D) The AV valves are supported by chordae tendineae so that they do not blow back up into the atria during ventricular contraction.
A. Cuz the school gets money from the state
Answer:
The Rats.
Explanation:
I think it would be the rats because its a common pest and who has chickens around their house?
<span> 2.5 million red blood cells can be destroyed every second
Hope this helps!
:D
</span>
Answer:
reproduction growth and development regulation, homeostasis, and energy processing
Explanation:
