Red
Plasmids
Flagella
Single strand of DNA
Cell wall
Single strand of DNA
Cell wall
What is the approximate maximum magnification of a light microscope?
1500-2000
What is difference in the temperature bacteria are cultured at and the optimum temperature for pathogenic bacteria?
12oC
In what decade was Penicillium discovered?
30s
Which was the first and which will be the last internal organ to be replaced entirely with stem cells?
Bladder
Brain
What is the usual independent variable in the enzyme action required practical?
pH
What are the three possible products of anaerobic respiration in organisms?
Lactic acid
Ethanol
Carbon dioxide
What do we call the drugs used to treat HIV?
Anti-retroviral
What happens to the light intensity if you move a lamp back by a factor of 5?
1/25
Five vaccination a female teenager will have generally have received in the UK
Measles
Mumps
Rubella
Whooping cough
RSV
HPV
Tetanus
Flu
Meningitis
Diptheria
Polio
Rotavirus
Pneumonia
What do the two windows on a monoclonal antibody test indicate?
A positive result
A control to show it is working
What do we find at the end of phloem cells?
Sieve plates
Three cell types that have large numbers of mitochondria.
Muscle
Nerve
Sperm
Root hair
Intestinal
Apart from diabetes, paralysis and cancer what else can be treated with embryonic stem cells?
Blindness
Joint problems
Alzheimer's/Parkinson's
The rates of which type of cancer are showing the greatest decrease in the UK?
Cervical
Lung
Which of these have antigens on their surface?
Cancer cells
White blood cells
Infected cells
All cells
All cells
What could of light is least strongly absorbed by plants?
Green
What commonly used oil derived from a plant is used as an antiseptic?
Tea tree
Pine
What are the TWO strengthening agents in xylem tubes?
Cellulose
Lignin
Which athletic running event will show the biggest build up of lactic acid in an athlete's muscles?
400m
What is the effect on respiration rate on someone who has taken the drug derived from from foxgloves?
Increases it
What is the area of a zone of inhibition with a radius of 2mm to the nearest whole number?
12mm2
What is the surface area to volume ratio of a cube with sides of 3cm?
How many um in 80cm?
800 000
In 1907 the first double-blind trial was carried out. What was this very commonly used legal drug?
Caffeine