The basic difference between spermatogenesis and oogenesis is that __________.

the mature ovum is diploid and the sperm is haploid

two polar bodies are produced in spermatogenesis

the mature ovum is haploid and the sperm is diploid

spermatogenesis involves mitosis and meiosis, but oogenesis involves meiosis only

one mature ovum is produced in oogenesis, and four mature sperm are produced in spermatogenesis