I think A. Y but honestly not so sureee
They both have a nucleus along with other complex membrane bound organelles.
An example of a parasite would be a worm in your intestine
Covering with band aids. that is what you are testing.
It is called ecological succession, which can take up to a decade. It is a process of change in the species structure that occurs after a vast loss or extinction. Ecologists study how complexity is evident when a community is formed or occurrence takes place from an empty land or bare soil.