(1) IVF-In Vitro Fertilization (Test tube babies). followed by where the sperm and ova are collected from the donors and the fertilized in a laboratory followed by ET-embryo transfer.
(2)The zygote or early embryo can be transferred by two methods: ZIFT-Zygote Intra Fallopian Transfer or IUT-Intra Uterine transfer
(3) In vivo fertilisation where fusion of gamete from donor takes place inside a female.
(4) GIFT-Gamete Intra Fallopian Transfer where ova is tranfered from fallopian tube of donor female to another female.
(5) ICSI-Intra Cytoplasmic Sperm Injection, AI-Artificial insemination and IUI-Intra uterine insemination where sperm from a donor is introduced into ovum, vagina and uterus of the female respectively.