Answer:
Ingestion = Chemical
Propulsion = don't know...
Mechanical breakdown = Chemical
Elimination = chemical
Absoption = both
Chemical degestion = chemical
If the weather gets too cold, the plants the deer eat can die causing the deer to starve to death and lower the population of the species.
An embryonic stem cell is the first cell in the embryo, this is what creates a human and helps more cells to form.
