Question

question 3
it is important that you understand the steps in the extraction procedure and why each step was necessary. each step in the procedure aided in isolating the dna from other cellular materials. match the procedure with its function:
prompts
① filter dna mixture
② add salt and soap to dna mixture
③ blending dna source in the blender
④ addition of alcohol to filtered extract
answers
select match
break up proteins and dissolve cell membranes
break open the cells
to precipitate dna from solution
separate the large components form the small components of the cell
question 4
10 points

Explanation:

1. Filtering the DNA mixture separates large and small - cell components.
2. Adding salt and soap breaks up proteins and dissolves cell membranes.
3. Blending the DNA source breaks open the cells.
4. Adding alcohol to the filtered extract precipitates DNA from the solution.

Answer:

1. Separate the large components from the small components of the cell
2. Break up proteins and dissolve cell membranes
3. Break open the cells
4. To precipitate DNA from solution