Question

Which of the folowing best describes saliva?
A. an enzyme that begins chemical digestion
B. a substance that mechanically breaks down food
Which one? Help!

Answer 1

Is saliva in any way Mechanical?

Answer 2

You're teeth do the mechanical part of digestion.

Answer 3

The rest is generally Chemical, except for your stomach churning.

Answer 4

So A. Hope this is helpful!