The wing of a bird and the wing of a butterfly. analogous or homologous
the flipper of a wale and the wing of a bird. analogous or homologous
the wing of a bird and an arm of a human. analogous or homologous

How do the sperm cells get from the stigma to the ovules? a. they slide down the petals to the bottom of the flower. b. they travel through pollen tubes. c. they travel along filaments. d. insects carry the sperm cells from the stigma to the ovules.

18. how do the cells in meiosis differ from the cells in mitosis?

Drag the tiles to the boxes to form correct pairs. match the causes with their effects cause: tectonic plates at transform boundaries experience friction. cause: tectonic plates at transform boundaries experience friction. cause: earth is covered by a crust that runs miles deep.