Focus on CLIL and Literacy 2
Exercise
7
Read and listen to the text. Complete the following texts with the phrases and sentences in the boxes.
Solution
- When you gargle the salt water and spit it back out
- the more cheek cells will collect in the salt water
- This causes the DNA to be released into the salt water
- so it forms a solid
- The white strings and clumps you see
- In order to get the DNA out of your cells
- like all soaps
- This is why you use detergents
- By adding the detergent to your cell solution
- when alcohol is poured on top of the solution
- while the lipids and proteins stay in the solution