asked 191k views
4 votes
Large molecules must first be broken down

into simpler molecules in the process
known as...
a. Digestion
b. Circulation
c. Excretion
d. Respiration

asked
User PHneutre
by
8.0k points

2 Answers

5 votes

Respiration is the process whereby food substance is broken down in simpler molecules

answered
User Ahsan Farooq
by
8.4k points
7 votes
A. Digestion because it is breaking it down and the others do not fit in with the question.
answered
User DicBrus
by
8.8k points
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