Iii. (2 marks)
iv. Structure D is a vital structure in the cell. State two important roles of D in the cell
two important roles of D in the cell (2 marks).
v. Which labelled structure is the powerhouse of
the cell? (1 mark).
6
10/02/2023
c. In a science experiment, a student half filled a
beaker with water and heated it till the water
boiled. Next, he placed a mirror over the steam as
shown in the set-up.
jy
Que
Give the aim of the experiment