Complex reproductive systems contain these organs that produce gametes
The female reproductive 
system has two functions: The first is to produce egg cells, and the second is to... [DOC] [TLE] The Reproductive System Flashcards | Quizlet [PAR] Primary sex organs: gonads - testes and ovaries} produce gametes (sex cells) - 
sperm ... of unique antigens seen as foreign, these would activate the immune 
system, ... 28 days, complex interplay between hormones and organs: at level of 
brain, ... simple columnar epitherlium containing secretory and ciliated cells, 
lamina... [DOC] [TLE] The Reproductive System - Dictionary definition of The Reproductive ... [PAR] These gonads produce reproductive or sex cells called gametes; they also 
secrete sex hormones.