Kingdom, phylum, class, order, family, genus, species
They share a more recent common ancestor.
Increases the rate of reaction
A water lily will have more stomata. A desert cactus will have very few stomata, because in deserts plants face water shortage so in order to avoid loss of water cacti have adapted to the desert environment by possessing few stomata.
Cell A is prokaryotic because PRO rhymes with NO and EU rhymes with DO. PROkaryotic has NO nucleus while EUkaryotic DOes have a nucleus
Hope this helps