?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Female+remating+in+Drosophila+ananassae%3A+bidirectional+selection+for+remating+speed&rft.creator=Singh%2C+Shree+Ram&rft.subject=Animal+Behavior&rft.description=In+Drosophila+ananassae%2C+artificial+selection+was+carried+out+for+fast+and+slow+remating+speed%0Afor+10+generations.+Response+to+selection+resulted+in+rapid+divergence+in+remating+time+in+each%0Aof+two+replicates+of+both+fast+and+slow+lines.+There+were+significant+differences+in+mean+remat-ing%0Atime+in+females+among+fast%2C+slow%2C+and+control+lines.+Regression+coefficients+for+both+fast%0Aand+slow+lines+are+significantly+different+from+zero.+The+realized+heritability+over+10+genera-tions%0Aof+selection+is+from+0.26+to+0.33+for+two+replicates+of+fast+line+and+from+0.23+to+0.27+for%0Atwo+replicates+of+slow+line.+These+findings+suggest+that+female+remating+time+in+D.+ananassae%0Ais+under+polygenic+control.+Remating+frequency+of+females+showed+a+correlated+response+in+both%0Afast+and+slow+lines.+At+generation+10%2C+correlated+response+to+selection+was+also+investigated.%0AMating+propensity+of+D.+ananassae+of+fast+and+slow+lines+was+observed+in+an+Elens-Wattiaux%0Amating+chamber.+Fifteen+pairs+per+test+showed+that+on+the+average%2C+the+fast+lines+(11.20%2C+11.60)%0Awere+more+successful+in+mating+than+those+of+slow+(6.40%2C+5.60)+and+control+(8.00)+lines.+Pro-ductivity%0Aof+once-mated+females+was+measured+in+terms+of+number+of+progeny+produced+per+fe-male%0Aand+the+results+of+productivity+analysis+indicate+that+females+of+fast+lines+(157.83%2C+130.83)%0Aproduced+more+progeny+compared+with+slow+(72.70%2C+85.83)+and+control+(109.23)+lines.&rft.date=2001-07&rft.type=Preprint&rft.type=PeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Fcogprints.org%2F1918%2F3%2FSingh_2.pdf&rft.identifier=++Singh%2C+Shree+Ram++(2001)+Female+remating+in+Drosophila+ananassae%3A+bidirectional+selection+for+remating+speed.++%5BPreprint%5D+++++&rft.relation=http%3A%2F%2Fcogprints.org%2F1918%2F