What is the outcome of Davission Germer Experiment?

Which of the following is a totally is impossible outcome of Mendel's Experiment?

A die is thrown repeatelly until a six comes up. What is thwe sample space for this experiment?

Give reason for the above statements. Who studied the phenomenon of linkage in Drosophila? Explain the experiment carried out by Morgan in Drosophila to demonstrate linkage. What is the observation made by him in that experiment?

What are the physical barriers of a cell in the protoplast fusion experiment? How are the barriers overcome?