Q1) Define Digestion<br />
Q2) Why do arteries have thicker and stronger walls as compared to veins?
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1) Breaking down of complex food into simpler one is termed as digestion.
2) to protect it from breaking as pressure on arteries is more than veins
2) to protect it from breaking as pressure on arteries is more than veins
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Ans 1 The process of treating food with enzymes ,heat and solvent to promote decomposion.
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