1. activates ptyalin and inactivates pepsin
2. inactivates ptyalin and activates pepsin
3. activates both ptyalin and pepsin
4. inactivates both ptyalin and pepsin
inactivates ptyalin and activates pepsin
1. lipase
2. trypsin
3. amylase
4. enterokinase
enterokinase
1. duodenum
2. oesophagus
3. ileum
4. stomach
ileum
1. protein
2. lipid
3. starch
4. All of these
starch
1. parasitism
2. protocooperation
3. r .utualism
4. commensalism
commensalism
1. salty
2. sour
3. bitter
4. sweet
bitter
1. strongly acidic
2. slightly acidic
3. slightly neutral
4. strongly alkaline
slightly acidic
1. gastric lipase
2. gastric juice
3. pancreatic juice
4. ptyalin enzyme
pancreatic juice
1. lipase
2. hydrolase
3. bile salt
4. bile pigments
lipase
1. vitamin-A
2. vitamin-D
3. vitamin-E
4. vitamin-K
vitamin-A