set of plastic tubes with semen samples. sperm test. semen test. laboratory container

sperm analysis semen laboratory diagnosis spermatozoon fertility clinic beaker sample donation test medical health infertility container tube microbiology father dna check spermatozoa ejaculation pregnancy vector diagnostic lab plastic bottle reproduction control donor medicine fertilization science insemination clinical doctor genetic human ovary biology embryo fertile spermiogram cell ovulation ovum set tubes samples