COMMUNICABLE DISEASES
BIOLOGY CHAPTER 5
,SPECIFICATION INFORMATION
Diseases are caused by bacteria, viruses, fungi
or protists
Viruses living in cells can trigger changes that
lead to cancers
Bacteria may produce toxins
, HOW DO PATHOGENS CAUSE DISEASE
Bacteria divide rapidly by splitting in two (binary fission
They may produce toxins that affect your body and ma
you feel il
Viruses take over the cells of your body. They live and
reproduce inside the cells, damaging and destroying th
BIOLOGY CHAPTER 5
,SPECIFICATION INFORMATION
Diseases are caused by bacteria, viruses, fungi
or protists
Viruses living in cells can trigger changes that
lead to cancers
Bacteria may produce toxins
, HOW DO PATHOGENS CAUSE DISEASE
Bacteria divide rapidly by splitting in two (binary fission
They may produce toxins that affect your body and ma
you feel il
Viruses take over the cells of your body. They live and
reproduce inside the cells, damaging and destroying th