16. what structures cover the pupil of a human eye?

Which was most likely an effect on society that resulted from improvements in blood handling during world war i and world war ii?

Drag each label to the correct location on the chart. match the function to the type of tissue

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.