germ cell vs sex cell

germ cell and sex cell both are nouns.

Word	Noun	Adjective	Verb	Adverb
germ cell	Yes	No	No	No
sex cell	Yes	No	No	No

As nouns, germ cell and sex cell are synonyms defined as:

germ cell and sex cell: a spermatozoon or an ovum; a cell responsible for transmitting DNA to the next generation

Other synonyms of germ cell include reproductive cell.

germ cell (noun)	sex cell (noun)
a spermatozoon or an ovum; a cell responsible for transmitting DNA to the next generation	a spermatozoon or an ovum; a cell responsible for transmitting DNA to the next generation