Answer:
the number of protons in an atom
I can’t see the image but CO2 is produced in the mitochondria during respiration
The mitochondria looks like this:
They attach to the chromosomes, line them up during metaphase, and pull them apart during anaphase
The type of digestion that involves the actual breaking apart and chewing of food is called MECHANICAL DIGESTION. Mechanical digestion increases the surface areas of the food which makes the food easier to digest. Examples of mechanical digestion are mastication and peristalsis.