This would be enzymes made of proteins.
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A.) Oxygen is an output......
Yes, rennin<span>. [ren´in].: the milk-curdling enzyme found in the gastric juice of human infants ... was formerly used extensively as a </span>curdling agent<span> by the cheese industry.</span>
Answer:
These characteristics are cellular organization , reproduction , metabolism , homeostasis , heredity , response to stimuli , growth and development, and adaptation through evolution.
Explanation:
Your answer here is Commensalism by process of elimination