Why did Mendel select pea plant for his experiments?

Mention the advantages of selecting pea plant for experiment by Mendel.

What made Hill to perform his experiment?

What were the total number of varieties of garden pea that Mendel had to study to start his experiments?

A geneticist interested in studying variations and patterns of inheritance in living beings chooses organisms with a short life span for his experiments. Explain.

Which plant was used by Mendel for his experiments?

Why did mendel self-pollinate tall F_1 plants to get the F_2 generation and crossed a pure breeding tall plant with a pure breeding dwarf plant to obtain F_1 generation?

Manish was given aqueous solutions of silver nitrate, zinc sulphate and an iron nail. In the first experiment, he dipped iron nail in silver nitrate solution and observed that the solution turned brown. In second experiment, he dipped iron nail in zinc sulphate solution. However, no change was observed. Based on the above information, answer the following questions. Why did solution turn brown in the first experiment?

Chargaff analyzed the composition of DNA from various sources. Mention what were his implications from all his experiments.

On which plant did Hugo de Vries work during his experimentations?

Why did not natural selection leads to the evolution of such totally harmless parasites?