Cell fractionation

Question 1

Biologists and other scientific researchers may sometimes want to study one specific organelle

Answer 1

This may be to:
Look at the appearance of the specific organelle under an electron microscope

Conduct research on the specific organelle (for example, to learn more about its function)

Question 2

To look at the organelle you want to see you have tp get a … sample

Answer 2

To do this, a pure sample is needed (containing only the specific organelle being studied

Question 3

The process of separating cell organelles from each other is known as

Answer 3

cell fractionation

Question 4

Cell fractionation involves

Answer 4

This process involves breaking up a suitable sample of tissue and then centrifuging the mixture at different speeds

Question 5

Cell fractionation can be split into three stages:

Answer 5

Homogenisation
Filtration
Ultracentrifugation