Q: What are living echinoderms divided into five of? Choices: - classifications - species - sexes - clades A:
clades

Q: What do animals store with the help of saturated fatty acids? Choices: - oxygen - sugar - protein - energy A:
energy

Q: Bivalvia and gastropoda are classes of what phylum? Choices: - Insects - fishes - diatoms - mollusks A:
mollusks