Answer: Liver
Glucose is the most important fuel source for the body, specifically the brain. It is absorbed through the
mucosal lining into the epithelial cells of the intestine by active transport
via sodium-dependent hexose
transporter. From the epithelial cells, glucose is moved into the surrounding capillaries
by facilitated diffusion into the liver. Once in the liver, glucose is stored as glycogen.
Answer:
atomic number is 4 and neutron is 12
It's the first one where it resist change in pH solutions by neutralizing :)
I would say oxygen because respiration is breathing mechanically.