All the digestive enzymes present in a cow's digestive system are not produced by the cow. In which of the following ways does a cow obtain enzymes to digest substances that it cannot digest on its own?
(a) The required enzymes are obtained from the food that it ingest.
(b) Bacteria, present in its digestive system, secrete the required enzymes.
(c) The constant chewing enables a chemical reaction that forms the required enzymes.
(d) Air, inhaled by the cow, reacts within its digestive system and forms the required enzymes.
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Answer:
The correct statements regarding to cow are...
Explanation:
(a) The required enzymes are obtained from the food that it ingest.
b) Bacteria, present in its digestive system, secrete the required enzymes.
(c) The constant chewing enables a chemical reaction that forms the required enzymes.
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