Answer:
Internal and external respiration
Explanation:
Internal respiration occurs inside your body and is an exchange of your body's gasses with its blood and tissues. External respiration is similar, but gasses are exchanged specifically with the lungs.
A more simple response could be breathing(ventilation) which is the process or air going in and out of the lungs.
I hope this helps you!
Reinassans. people left their nobles and started to become independant. this lead to buissens,trade,exporlation and discovery. sorry about my spelling.
Answer:
Electrons
Explanation:
The neutrons and protons are found in the nucleus of an atom to find the atomic mass.
B.
H in HF is slightly positive while O in H2O is slightly negative. So they attract in a polar bond. Btw I thought this is chemistry.
The answer is DNA.
P.S If you need me to explain more I can just ask! :)
I hope this helps!
