Hii guys help
if you can

What could explain what happened when the time was equal to 120 minutes

Aflower has 26 chromosomes. to create a new flower, how many chromosomes would a sperm cell have? what is this process called? part 2: within a flower cell that has 26 chromosomes, how many chromosomes would a cell that is created within the stem of a flower as it grows, have? what is this process called?

How can you construct perpendicular lines and prove theorems about perpendicular lines