Some diseases can be treated with antibiotics, but not all can be cured. Vaccinations allow protection against specific diseases, but the level of protection depends on the amount of people vaccinated.
In a double blind trial, who knows who is given the trial drug and who is given the placebo?
The patient's family but not the patient
The nurses but not the doctors
Neither the doctors nor the patient
How do vaccines protect people against disease infections?
They introduce a live version of the pathogen
They stimulate antibodies to be produced by the red blood cells
They stimulate the white blood cells to produce antibodies
How do antibiotics work?
By killing bacterial cells
By relieving disease symptoms
By killing viruses
What is used to remove a gene in genetic modification?
Which of these is a non-specific defence against disease?
Which of these do white blood cells not produce?
Which of these statements about stem cells is correct?
Adult stem cells can differentiate into many different cell types
Adult stem cells are limited to the bone marrow in adults
Bone marrow transplants use adult stem cells
What is the first stage of drug testing?
Testing on animals
Using computer models and skin cells grown using human stem cells in the laboratory to formulate new drugs
Testing on humans
Bacteria have been genetically modified to produce what medicine?
What type of drug trials are there?
Blind and partially blind trials
Blind and double blind
Fully open trials only