If I'm not mistaken it should be the digestive system due to the fact that our mouths and stomachs break down food and our intestines absorb any water and nutrients
We will have the following:

So, the heat to add is 3611.52 Joules.
A beta particle. Hoped I help. Sorry if it wrong.
1,4,6
a bow is drawn back
a gun is loaded w/ a dart
a bungee cord is stretched
Answer:
A. Argon
Explanation:
It is a noble gas, a group which is not reactive.