Which one of the following pairs of items correctly belongs to the category of organs mentioned against it?
Nephridia of earthworm and Malpighian tubules of cockroach excretory organs
Wings of honey bee and wings of crow homologous organs
Thorn of Bougainvillea and tendrils of Cucurbita analogous organs
Nictitating membrane and blind spot in human eye vestigial organs
Flippers of seal are
$A$ : Lycaenops is a connecting link between reptiles and mammals.
$R$ : In permian period there was origin of mammal like reptiles.
Mutation theory explaining organic evolution was proposed by Hugo de Vries. He worked on