Authors: Richard Benson
Adam cuts his arm. Blood gushes out and is red in color. What does this show?
What is a fibula?
What is the meaning of the word “varicose”?
What does “terminal illness” mean?
Define enzyme.
Define coenzyme.
What happens during puberty to a boy?
Give an example of a smoking-related disease.
What are the three different types of blood vessels?
Karen goes into her garden one morning and finds the leaves covered in a sticky substance. What is this substance?
What is a plasmid?