Answer:
4 Charles Darwin was not able to explain the variation
There has to be one side with a high concentration and another side with a lower concentration
Pancreatic amylase
Pancreatic Lipase
Protease (trypsin and chymotrpsin)
So 3 I believe
Answer:
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Explanation:
if u read the passage then u would know it so i prefer going thru passage and reading questions
