Our genomes interact with our environment to create our phenotypes. While some aspects of our environment are beyond our control, scientists are realising that lifestyle interacts with the genome too.
Which part(s) of the circulatory system are affected by cardiovascular disease?
Only the heart
Only the blood vessels
The heart and blood vessels
When blocked, which blood vessel causes a heart attack?
A coronary artery supplying heart cells with oxygen and food
The aorta which takes blood from the heart to the body
The pulmonary artery which takes blood from the heart to the lungs
Coronary heart disease is caused by which factors?
Genetic and environmental (lifestyle)
What is needed in order to claim that a predicted risk factor is the cause of the outcome?
A mechanism which explains the correlation
A correlation between the cause and the outcome
A correlation between the risk factor and the outcome
What does a carcinogen do?
It causes a mutation in the DNA of a cell
It causes the mRNA in a cell to mutate
It causes proteins in the cell to mutate
Why is cancer more common in older people?
Older people lead more risky lifestyles
As people age their DNA accumulates more mutations
Infections were much more common when they were young
Whose opinion counts in the peer review of an article in a medical journal?
Journalists who write in health magazines
Scientists working in any area of scientific research
Scientists working in a similar area of medical research
A high body mass index (BMI) is associated with which diseases?
Lung cancer and coronary heart disease
Coronary heart disease and fatty liver disease
Fatty liver disease and lung cancer
HPV is linked to which kind of cancer?
Which of the following is the term for chemicals and other agents that can cause cancer?