monoclonal antibodies (and other shtuff)

Question 1

Define ‘monoclonal antibodies’

Answer 1

identical copies of one type of antibody

Question 2

What five steps are taken in the formation of monoclonal antibodies?

Answer 2

1. antigen is injected into mouse
2. mouse naturally produces lymphicytes which produce antibodies specific to antigen
3. spleen cells which produce lymphocytes removed
4. spleen cells are fused w/myeloma cells to form hybridoma cells which divide
5. hybridoma cells divide and produce millions of monoclonal antibodies specific to antigen

Question 3

Define genetic profiling

Answer 3

the cutting of DNA into short pieces that are then separated into bands

Question 4

define genetic modification of crops

Answer 4

transferring genes artificially from one species to another

Question 5

what are some advantages of GM crops

Answer 5

plants are resistant to herbicides
increased yield

Question 6

what are some disadvantages of GM crops

Answer 6

health of eating them
unknown long-term effects
creation of superweeds reistant to herbicides

Question 7

What is the order of the reflex arc?

Answer 7

So - Stimulus
Real - Receptor
Slim - sensory nuerone
Really - Relay neurone
Makes- Motor neurone
Easier - Effector
Right - Response