Given a scientific question, generate a correct answer to it.

Ex Input:
What done ozone help protect against?

Ex Output:
ultraviolet rays

Ex Input:
Which atomic particle has a positive charge?

Ex Output:
the proton

Ex Input:
Meiosis and what process are both preceded by one round of dna replication; however, they differ in producing haploid or diploid daughter cells?

Ex Output:
mitosis