According to cladistics, what type of trait is used to build a phylogenetic tree?.

2. given that most biochemical (other than coal) rocks react with hydrochloric acid, what does that tell you about organisms?

Each hereditary trait corresponds to

Label the following as inner or outer planets; a) has 67 moons made mostly of hydrogen and helium b) has rings c)no moons, high volcanic activity d) known as the red planet, has 2 moons e) very thin atmosphere, moons or rings