Types of Variation

What is the scientific word that refers to the differences within a species?

For what type of variation can the differences be measured?

For what type of variation can the differences not be measured, they are one type or another?

If you were to investigate the weight of everyone in the class, what type of variation would you be investigating?

If you were to investigate the hand span of everyone in the class, what type of variation would you be investigating?

If you were to investigate the eye colour of everyone in the class, what type of variation would you be investigating?

Which of the following shows discontinuous variation?

Which of the following shows continuous variation?

Which of the following shows continuous variation?

Which three of the following show discontinuous variation?