Answer:
B. abiotic factors.
Explanation:
Abiotic factors describe soil and temperature in an ecosystem.
C ; all organisms are made up of one or more cells
Notchochord, morphology, chordates
1. Amylase, produced in the mouth. It helps break down large starch molecules into smaller sugar molecules.
2. Pepsin, produced in the stomach.
3. Trypsin, produced in the pancreas.
I'm probably wrong. Sorry.
Either chemical or light, chemical because it’s a chemical reaction or light because it is light dependant