The graph shows the percentage of a population of plants with a given number of flowers. What type of variation is the number of flowers?
A group of scientists want to investigate the effect of different soil conditions on plant growth. They cloned a plant to get a total of 7 plants and grew them in different nitrate concentrations for 14 days. They then repeated this with a different species of plant. The table given shows their results.
The scientists cloned the plants so they were genetically identical. Which of the following best explains why this was important?
Which of the following conclusions is correct, based on the data given?
Is plant growth an example of continuous or discontinuous variation?
What is the correct key term for the variation that is caused by where an organism lives and what it interacts with?