English Human fertilization Cited by user Boghog on 05 Nov 2022 Human fertilization is the union of a human egg and sperm, occurring primarily in the ampulla of the fallopian tube.
English Fertilisation Cited by user Chris Capoccia on 08 Aug 2021 In 1784, Spallanzani established the need of interaction between the female's ovum and male's sperm to form a zygote in frogs.