Explain the process of mitosis in a tissue culture
for normal cells.

Cells divide and reproduce in the culture. Cells continue mitosis until they are touching, then they stop reproducing until a cell dies. Cells reproduce one layer thick and then stop reproducing. Cells undergo 20 to 50 mitotic divisions in a tissue culture.

Explanation:

i believe it's c. the trait for large beaks will be passed on to future generations through natural selection.

since eventually smaller beaks would have to find another source of food or even eventually just die out from the lack of food.