cloning and biotechnology

Question 1

what are natural clones?

Answer 1

genetically identical copies of organisms. EG yeast

Question 2

what are the advantages of natural cloning?

Answer 2

• relatively rapid

- reproduction can occur with just one parent

Question 3

what are the disadvantages of natural cloning?

Answer 3

• the offspring may become over crowded
• no genetic diversity
• little variation
• if the environment changes the whole population can be in danger

Question 4

state the process of micropropagation.

Answer 4

see page 244-245 in the A-level OCR textbook.

Question 5

outline the process of somatic cell nuclear transfer.

Answer 5

see page 246-247 in the A-level OCR textbook.

Question 6

draw and label the growth curve.

Answer 6

see page 260 in the A-level OCR textbook.

Question 7

what is an immobilised enzyme?

Answer 7

and enzyme that is held in place and is not able to freely diffuse through a solution

Question 8

what are the methods used to immobilise enzymes?

Answer 8

• adsorption
• entrapment
• membrane separation