Why would using standard deviation error bars increase the confidence in any conclusion made
- Standard deviation shows the spread of data compared to the mean
- Reduces the effect of an anomaly (in a data point at the extreme of a range)
Why over time has more people become resistant to antibiotics
1) Greater use of antibiotics
2) Not competing the full course of the prescription
3) Use of antibiotics in farming
4) Natural Selection of the bacterium
5) Large % increase of the bacteria over a short time due to rapid regeneration time
What feature of a bacterium may the antibiotic attack
- Cell wall
- The reproduction of the bacterium
Personalised medicine
The development of designer medicines for individuals
Synthetic biology
The re- engineering of biology
- Could be the production of new molecules that mimic natural processes
- Could be the use if natural molecules to produce new biological systems that do not exist in nature
What is pencillin an example of
- A scientist making an observation and carrying out an experiment
- Other scientists purifying the sample after shows scientists working together
Examples of medicinal properties of plants
- Opium from poppies is used as an anaesthetic
- Willow bark is used t relieve pain and fever which later by adding an acetyl group led to the development of both aspirin and ibuprofen
Examples of medicinal properties observed in wildlife
- monkeys rub citrus oil into their furs to use an insecticide and an antiseptic
- Birds line their nests with medicinal leaves in order to protect their young from blood sucking mites
