Which process make meiotic cells genetically different and occurs during prophase i, but not during prophase ii?
fertilization
independent assortment
crossing over
chromosome replication

Why is it important to reduce the number of chromosomes in half when forming gametes for sexual reproduction?

Which of the following shows the correct order in which light information travels through the eye? (2 points) lens, pupil, retina, optic nerve pupil, lens, retina, optic nerve pupil, lens, optic nerve, retina lens, pupil, optic nerve, retina

Suppose you could go back in time to interview henri becquerel on the day he discovered radioactivity. from his perspective, write an account of the discovery.