( ( During ( ( meiosis and ) gametogenesis ) ) ( , ( ( homologous chromosomes ) ( ( ( ( ( ( ( pair and ) exchange ) ( genetic material ) ) ( by recombination ) ) , ) ( ( leading ( to ( ( the production ) ( of ( ( sperm or ) eggs ) ) ) ) ) ( with ( ( chromosome haplotypes ) ( containing ( novel ( genetic variation ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN During) (NP (NNS meiosis) (CC and) (NNS gametogenesis))) (, ,) (NP (RB homologous) (NNS chromosomes)) (VP (VB pair) (CC and) (VB exchange) (NP (JJ genetic) (NN material)) (PP (IN by) (NP (NN recombination))) (, ,) (S (VP (VBG leading) (PP (TO to) (NP (NP (DT the) (NN production)) (PP (IN of) (NP (NN sperm) (CC or) (NNS eggs))))) (PP (IN with) (NP (NP (NN chromosome) (NNS haplotypes)) (VP (VBG containing) (NP (JJ novel) (JJ genetic) (NN variation)))))))) (. .)))
During meiosis and gametogenesis, homologous chromosomes pair and exchange genetic material by recombination, leading to the production of sperm or eggs with chromosome haplotypes containing novel genetic variation.
(ROOT (S (NP (NP (NNS Gametogenesis)) (, ,) (NP (NP (DT the) (NN production)) (PP (IN of) (NP (NN sperm) (CC and) (NNS eggs)))) (, ,)) (VP (VBZ takes) (NP (NN place)) (PP (IN through) (NP (NP (DT the) (NN process)) (PP (IN of) (NP (NNS meiosis)))))) (. .)))
Gametogenesis, the production of sperm and eggs, takes place through the process of meiosis.