Genetic Variation Flashcards
1
Q
What are variations caused by?
A
Genetics and environmental factors
2
Q
What is an example of a variation?
A
Skin colour is inherited by your parents but is also caused by exposure to sunlight.
3
Q
What is the Bell Curve?
A
Scientists have found when graphs are drawn for characteristics like height, they often form a bell-shaped curve.
4
Q
What is quantitive data?
A
Data that’s based on measurements e.g. the number of spots on a ladybug.
5
Q
What’s qualitative data?
A
Data that’s observed and not based on measurements e.g. smell.
