The heart has 4 chambers.
Answer:
30
Because the leaf and root are not sex organ
Answer:
Another important class of compounds produced by biotechnology is enzymes. One of the most significant commercial enzymes of this type is subtilisin, which is produced by a bacterium because many stains contain proteins, the manufacturers of laundry detergents include subtilisin in their product.
Explanation:
(please mark me brainliest if you can)
Except. Bones because it’s abs estructure that’s neuro chemicals can’t affect
