What 3 things are needed for photosynthesis to occur?

There is a liquid capsule inside a cup full of liquid. the cup full of liquid has salt in it and the liquid capsule has no salt in it. in which direction will the solvent flow? a. the salt does not have to move b. from the capsule to the larger cup c. equally between the capsule and the cup d. from the larger cup to the capsule

During binary fission, what events must occur before the cell splits into two new cells?

How do the sperm cells get from the stigma to the ovules?