The similarities in the fore limb bones of humans,cats,dolphins and bats leads to the conclusion that they all evolved from a common ancestor.
Answer:
1 one is solar system I think so
Some examples would be slate, phyllite, and gneiss.
During digestion, your pancreas makes pancreatic juices called enzymes. These enzymes break down sugars, fats, and starches. Your pancreas also helps your digestive system by making hormones. These are chemical messengers that travel through your blood.