Fam stop asking questions and learn from google
It's called merging cells. I don't understand why this is in Biology but whatever.
Saliva contains an enzyme that breaks down STARCH.
The digestion process usually starts in the mouth. The saliva contain an enzyme called ptyalin, which act on the starch in the eaten food and break it down to simple sugars. This enzyme is secreted by the salivary gland and it helps in the pre digestion of starches.
It is colder at the top of a mountain because there is less air pressure. The same amount of heat is now in a larger area so it is more spread out.
A. electrons
it is the electrons in the outermost shell of an atom that react with other atoms
