Keywords
sperm,low motility,abnormal motility,reduced sperm motility,asthenospermia,immotile,non-progressive motility,sperm defect,sperm motility,sperm morphology,human sperm,spermatazoa,spermatazoon,cell,sperm cell,acrosome,axoneme,basal body,sperm nucleus,sperm mitochondria,flagellated,flagella,oscillation,gamete,haploid,sexual reproduction,human reproduction,male reproductive system,male reproductive cell,reproductive system,reproduction,fertilize,fertilization,sperm quality,semen quality,semen analysis,fertility,infertility,sperm