Answer:
If the question states "the role of bile salts in the alimentary canal is" not "the role of bike salts in the alimentary canal is" then the role of the bile salt is to act as detergents and emulsifying large fat droplets into small ones
The following tests can determine the mineral in a rock specimen:
1. How does the rock crumble or split under pressure?
2. What is the texture of the rock?
3. Observing it under a magnifying lens.
4. Determine the color of the rock
Test 1 and 3 determines if the rock is granular and the types of grains in the rock. Test 3 also determines if the rock has layers hence sedimentary rock.
Determining whether color of the rock is dark or light also helps identify the mineral and type of rock.
Because water is a polar molecule, it makes an excellent solvent for polar and ionic compounds found within cells and tissues.