Question

In order to ensure that he had pure-breeding plants for his experiments, Mendel :
(a) cross-fertilised each variety with each other
(b) let each variety self fertilise for several generations
(c) removed the female parts of the plants
(d) removed the male parts of the plants.

 

Answer 1

let each variety self fertilise for several generations
Mendel ensured that he used pure breeding plants for his experiments by letting each variety self-pollinate for several generations.