Introduction

Question 1

Biotechnology

Answer 1

Use of living organisms or the products of living organisms for human or animal benefit

Question 2

Medical Biotechnology

Answer 2

Use of living cells and cell materials to produce pharmaceutical and diagnostic products that help diagnosis, treatment and prevention of disease

Question 3

Biosensor

Answer 3

Ananlytical Device - converts biological response into a signal (commonly generated by an enzyme)

Question 4

Biocatalyst

Answer 4

Converts substrate to product (highly specific)

Question 5

Transducer

Answer 5

converts to electrical signal, which is amplified, processed and displayed

Question 6

ELISA

Answer 6

colour signal, western blot

Question 7

Features of biosensor

Answer 7

Reaction independent of stirring, pH, temp
Response should be accurate, precise, reproducible and linear
Tiny and bio-compatible if
Cheap, small, easy to use and a market for

Question 8

Animal Biotechnology

Answer 8

used as bioreactors to produce range of therapeutic proteins

Question 9

Female transgenic

Answer 9

Express proteins in milk - goats - silk MaSpI or MaSpII - Nexia biotech

Question 10

Biosteel

Answer 10

compatible with human body - artificial limb, tendons and ligaments

Question 11

Stem Cell ued for/to (3)

3 examples for disease

Answer 11

Identify drug targets
Study Cell differentiation
Transplantation: bone marrow - leukaemia
nerve cells - parkinsons and alzhiemers
heart muscle cells - heart disease
pancreatic islet cells for diabetes