The kingdom Animalia comprises multicellular organisms.
Eukaryotic cells possess a true nucleus, linear DNA, and 80S ribosomes. In addition, there are various membrane-bound organelles.
Animals are eukaryotic.
Their cell contains a nucleus that is surrounded by the nuclear membrane and there are membrane-bound organelles viz. mitochondria, vacuole, Golgi bodies, lysosomes, and endoplasmic reticulum.