B6.3 part 1 Flashcards
(8 cards)
1
Q
what is a communicable disease?
A
a disease that can spread between organisms
2
Q
what is a non-communicable disease
A
a disease that cannot spread between organisms
3
Q
what is a disease?
A
part of the body not working correctly
4
Q
what 4 ways can pathogens spread between animals?
A
- through cuts in the skin
- through the digestive system
- through the respiratory system
- through the reproductive system
5
Q
what is a pathogen?
A
a microbe that causes disease
6
Q
what 3 ways can pathogens spread between plants?
A
- through vectors
- through direct of infected sap
- through the wind
7
Q
what is the name of the period of time between harmful microbes entering your body and you feeling unwell?
A
the incubation period
8
Q
how do viruses replicate?
A
they attack a cell insert it’s genes ‘tells’ the nucleus to copy genes new viruses are made cell bursts and releases new viruses