Topic 3 - Infection and Response Flashcards
1
Q
What does bacteria do?
A
Feeds and damages cells
2
Q
What do viruses do?
A
Hijacks DNA to make copies and kills host cells
3
Q
What is measles?
A
- A viral infection
- Can be fatal
- Causes a fever and a red rash
4
Q
What is HIV?
A
- A viral infection
- Initially causes a flu-like illness
- Attacks body’s immune cells
- Becomes AIDS
- Spreads by sexual contact or body fluids
5
Q
What is TMV?
A
- Tobacco Mosaic Virus
- A viral infection
- Causes a mosaic pattern on leaves
- Affects plant growth
6
Q
What is salmonella?
A
- A bacterial disease
- Causes fever, cramps, vomiting and diarrhoea
7
Q
What is gonorrhoea?
A
- A bacterial disease
- Sexually transmitted
8
Q
What is Rose Black Spot?
A
- A fungal disease
- Purple or black spots appear on leaves
- Leaves turn yellow and drop off
- Spread by water or wind
9
Q
What is Malaria?
A
- Pathogens that cause malaria are protists
10
Q
Penicillin came from…
A
Penicillium mould
11
Q
Digitalis came from…
A
Foxgloves
12
Q
Aspirin came from…
A
Willow
13
Q
Monoclonal antibodies can be used for…
A
- For diagnosis such as pregnancy tests
- In labs to measure hormone levels or to detect pathogens
- In research to locate specific molecules in a cell or tissue by binding with a fluorescent dye
- To treat diseases - monoclonal antibody is bound to a toxic substance and delivered to diseased cells without harming other cells
