- Join over 1.2 million students every month
- Accelerate your learning by 29%
- Unlimited access from just £6.99 per month
International Baccalaureate: Biology
Meet our team of inspirational teachers
- Marked by Teachers essays 11
- Peer Reviewed essays 1
With the world?s population expected to reach 9 billion by 2050 demand for critical resources such as proteins continue to exceed supplies. Scientists are close to developing and engineering a genetically modified salmon. Genetically Modified organisms (GM or genetically modified organisms) are organisms or plants with altered DNA, giving them greater resistance to pesticides and herbicides and improved nutritional content. GM foods were originally intended to reduce the diseases and pesticides on crops, leading to a larger output of crops for a cheaper price.
- Word count: 2042
The dependent variable (the variable being measured): The dependent variable is going to be the percentage of seeds that germinate over one week in each petri dish/NaCl solution. We will count the total number of seeds in each petri dish and after one week; count the number of seeds that germinated so that we can calculate a percentage. The control variables (the variables kept the same): The other variables, which we need to keep constant, are: * The same number of seeds used for each petri dish (10 seeds).
- Word count: 2728