Virus Flashcards
1
Q
What are Viruses made up of?
A
•Genetic materials and protein
2
Q
What do Viruses do?
A
•Invade
3
Q
What are the sizes of viruses?
A
•20-400nm
4
Q
What are the shapes of Viruses?
A
- Rod-shape- Rod
- Bacteriophages- Tadpole
- Adenovirus-Icosahedral
- Influenza- Spherical
5
Q
Parts of a bacteriophage
A
- Capsid
- Nucleic core
- Tail
6
Q
Virus characteristics
A
- Do not grow/respire/respond
- Contain DNA & RNA & enzymes
- Non-nuclear
- Impenetrable
7
Q
What kingdom are viruses part of?
A
•N/a
8
Q
What does Virulent mean?
A
•Killer of host
9
Q
Are bacteriophage virulent lytic?
A
•Yes
10
Q
Which type of virus kills its host?
A
•Lytic
11
Q
What is viral DNA known as?
A
•Prophage
12
Q
What does Poliovirus do?
A
•Attack nervous system
13
Q
What does Hepatitis do?
A
•Attacks salivary glands of liver and mumps
14
Q
What is the type of genetic info of retroviruses?
A
•RNA
15
Q
BODY DEFEENCE
A
- Skin, mucous membranes, tears
- Phagocytic White blood cells
- Lympocytes & Antibodies
