What type of disease is Sickle Cell Anaemia?
autosomal co-dominant
autosomal dominant
X-linked
autosomal recessive
What type of disease is Alkaptonuria?
Autosomal dominant
Autosomal recessive
Autosomal-codominant
What three groups make up the epidemiological triangle?
Host, Agent, Chemical
Agent, Physical, Environment
Environment, Host, Agent
1/3 of all human deaths are caused by pathogens?
When John snow removed the Broad street pump, he stopped an outbreak of Dysentery?
What are obligate pathogens?
present in the environment waiting for host
normally benign but can cause disease in a compromised host
can only survive in host
easily digested by macrophages and therefore destroyed
In a Zipper Mechanism the bacteria actively rearrange the cell membrane of the host cell
E6 binds to Rb (tumour suppressor), so cell proliferation is no longer blocked.
Which form of src kinase is the oncogenic form?
v-src
c-src
Where are inteferons secreted from?
Lymphocytes
macrophages
virus-infected cells
all of the above