In all sexually reproducing species this occurs by combining a large gamete, called an ovum — or egg — with a small gamete, called a sperm. Though some hermaphrodite plants and animals produce ...
One difference is how "open" describes the agreement within adoption families versus the "open donor" agreements of gamete donors and recipient parents. "Open" adoption is usually an adoption in ...
One difference is how "open" describes the agreement within adoption families versus the "open donor" agreements of gamete donors and recipient parents. "Open" adoption is usually an adoption in ...