Variation is the differences between individuals within a species. This can be caused by inherited or environmental factors. Variation can be continuous or discontinuous.
What occurs when a sperm meets an egg?
Which of these features is an example of continuous variation?
Which of these features is an example of discontinuous variation?
Length of forearm
Which of these features shows inherited variation?
Having a scar
Kathryn has bright blue hair. What kind of variation has caused this?
Inherited and environmental variation
Which of these features shows environmental variation?
Which of these factors can be changed by both environmental and inherited variation?
What shape graph do you see for many examples of continuous variation?
A straight line downwards
A straight line upwards
Where is most variation found?
Between different species
Within one species
Between lions and tigers
What type of graph do we use for discontinuous variation?