Kingdoms

All living things are made up of [blank_start]cells[blank_end]. Cells are so small that you can only see them with a [blank_start]microscope[blank_end]. Different cells have different [blank_start]functions[blank_end]

The Animal Kingdom is made up of vertebrates and [blank_start]invertebrates[blank_end]. Invertebrates are divided into 6 groups: molluscs, j[blank_start]ellyfish[blank_end], sponges, e[blank_start]chinoderms[blank_end], a[blank_start]nnelids[blank_end] and arthropods.

The [blank_start]Animal[blank_end] Kingdom is made up of vertebrates and invertebrates. The [blank_start]vertebrates[blank_end] are divided into 5 groups: m[blank_start]ammals[blank_end], r[blank_start]eptiles[blank_end], a[blank_start]mphibians[blank_end], f[blank_start]ish[blank_end] and birds.