developmental process involved in reproduction | cell differentiation | male gamete generation | cellular process | multicellular organismal reproductive process | gamete generation | germ cell development | reproduction | spermatid differentiation | reproductive process | cell cycle | multicellular organism reproduction | anatomical structure development | spermatid development | meiotic cell cycle | cell development | developmental process | spermatogenesis | sexual reproduction | multicellular organismal process
condensed nuclear chromosome | chromosome | intracellular membrane-bounded organelle | cell | nuclear lumen | synaptonemal complex | nucleolus | intracellular organelle | nuclear chromosome | membrane-bounded organelle | nucleus | organelle | membrane-enclosed lumen | intracellular | condensed chromosome