Related by context. Frequent words. (Click for all words.) 61 artificial insemination 58 embryo transfers 57 insemination 55 asexual reproduction 54 polyandry 54 matings 53 Multiple births 53 preimplantation genetic diagnosis 52 infertile 52 IVF treatment 51 artificially inseminated 51 assisted reproduction 51 Blood transfusions 51 rhesus 51 ruminant animals 51 Therapeutic cloning 51 embryo implantation 50 unexplained infertility 50 fertility 50 vitro fertilization 50 crossbreeding 50 breeding 50 childbirths 50 frozen semen 50 Cataract surgery 50 IVF cycles 49 donor insemination 49 contraceptive methods 49 inseminated 49 sperms 49 gametes 49 Spaying 49 ovulate 49 pregnant mares 49 estrus 48 cloned embryos 48 cloned embryo 48 neural tube defect 48 Male circumcision 48 veal crates 48 infertility treatments 48 oocytes 48 IVF 48 terminate pregnancies 48 contraception 48 assisted reproductive 48 IUI 48 Vitro Fertilization 48 selective breeding 48 inseminate 48 fertility treatments 48 pregnancies 48 SCNT 48 Colostrum 48 ectopic pregnancies 48 terminating pregnancy 47 fertilization 47 Genetic testing 47 embryo 47 suckler cows 47 female reproductive organs 47 vitro fertilization IVF 47 heavy menstrual bleeding 47 cloned stem cells 47 impregnation 47 conceive naturally 47 Cloning 47 somatic cell 47 tubal ligation 47 IVF treatments 47 ovarian function 47 Caesarean delivery 47 rotational grazing 47 intrauterine devices 46 donor sperm 46 captive breeding 46 replacement heifers 46 Female genital mutilation 46 ovulation 46 myomectomy 46 procreating 46 copulation 46 progestogen 46 Gestational diabetes 46 undergoing IVF 46 Embryos 46 reproductive tract 46 oophorectomy 46 cesareans 46 procreation 46 Genital herpes 46 diploid 46 Antibiotic resistance 46 fetu 46 neonate 46 sheep goats 45 fertilized eggs 45 births 45 Calving 45 egg laying 45 Conservation easements