Biotechnology uses

Question 1

Definition of biotechnology

Answer 1

The industrial use of living organisms to produce food, drugs or other product
-or to carry out useful services, such as sewage treatment, composting and bioremediation

Question 2

Living organisms

Answer 2

mostly microorganisms or parts

Question 3

Immobilized enzymes

Answer 3

-surface immobilisation
-entrapment
-purity, cost, efficicency

Question 4

Culturing microorganisms

Answer 4

-lab (aseptic technique)
-industry
-standard growth curve
-factors to control

Question 5

Food production

Answer 5

-direct (Quorn)
-indirect (using M.O to change substance into another)

Question 6

Medicine

Answer 6

-insulin (hormone)
-penicillin (antibiotic)

Question 7

Bioremediation

Answer 7

-process of removing pollutants from the environment
-may be natural organisms or GM organisms

Question 8

Why use them?

Answer 8

-reproduce rapidly
-have simple growth requirements
-occupy very little space
-can be genetically engineered
-grow at relatively low temperatures
-grown anywhere in world
-produce pure products
-grow on otherwise useless or toxic materials
-grown on industrial scale to perform duties useful for large numbers

Question 9

Ideal growth condition

Answer 9

-correct nutrients
-temp
-pH level
-moisture levels
-availability of gases

Question 10

Types of enzyme used

Answer 10

-contained within the cells of an organism (intracellular enzymes)
-contained within cells
-secreted naturally by microorganism (extracellular enzymes)

Question 11

Age old biotechnology