Conserving genetic resources of animal species.
D000818:Animals; D005260:Female; D005307:Fertilization in Vitro; D005818:Genetic Engineering / Q000379:methods*; D006801:Humans; D011309:Preservation, Biological / Q000379:methods*; D012732:Sex Determination Analysis; D014015:Tissue Banks; D015053:Zygote / Q000502:physiology