I know the first two for the fill in:
1. I believe it's energy
2. Diaphragm
Multiple choice:
1. I believe it's 3, trachea
2. I think it's 3, respiration
There's quite a lot of questions, but I hope this helps :)
It allows the scientist to determine the age of the rock it is in
Answer: "Articulating" means that the bones are moving relative to each other at a joint.
They add nitrogen to the soul through their nodules !
Around 3-4% is the answer.
