Variation Flashcards
0
Q
What is a mutation?
A
A change in an organisms genes
1
Q
What are the 2 causes of variation?
A
Genes and the environment
2
Q
Give an example of environmental variation
A
A suntan
3
Q
give 2 examples of environmental factors that can cause variation
A
Diet, exercise
4
Q
What is continuos variation?
A
When individuals in a population very within a range (no distinct categories) e.g. Any height within range
5
Q
What is discontinuous variation?
A
There is 2 or more distinct categories and each individual falls into only one, e.g. Blood group
6
Q
What type of curve would continuous variation have?
A
A bell shaped/symmetrical
