What is the first step in the life cycle of a plant that reproduces sexually?
a new plant develops.
a seed is produced.
the seed falls to the ground and germinates.
a sperm cell fertilizes an egg cell.

The similarities of organisms in which two areas numbered above provide the best evidence for common ancestry between organisms in both locations?

Most animal cell membranes have proteins that pump. ions out of the cell and potassium ions into this

The ancestors of plants that lived in water had plenty of water for the young. angiosperms are a group of land plants that evolved a reproductive trait for living on land. this trait protect young plants by allowing them to grow only when water is present and the conditions for healthy development are right. what trait most likely young angiosperms in this way?