Reproduction

Question 1

Devise an investigation to determine the effect of exposure to Agil on the rate of mitosis in onion root tips.

Answer 1

• Controlled concentration of Agil
• One other variable controlled
• roots exposed (to Agil) for a range of time.
• Root tip squash procedure
• Appropriate stain (methylene blue)
• counting number of cells undergoing mitosis (calculate mitosis index)