Archaeopteryx fossils show that the animal had feathers like a bird. it also had a bony tail, teeth, and claws on its wings like a reptile. scientists claim this is evidence of a common ancestor. what makes this a sound claim? birds and reptiles are warm-blooded organisms. archaeopteryx fossils share traits with both birds and reptiles. reptile species show evolutionary advantages over birds. fossils of birds, archaeopteryx, and reptiles were found together.

Sammi is studying the interaction of the digestive and circulatory systems in the human body. she has listed various processes that occur in each of the systems. put the processes in order to describe the interaction between these two systems. tiles nutrients diffuse through the villi of the small intestine.digestive processes break nutrients down in the mouth, stomach, and small intestine.blood is pumped through the circulatory system to deliver nutrients to other organs.nutrients are ingested at the mouth.nutrients enter the capillaries of the circulatory system. sequence

What is the difference between a meteoroid and a meteor?

What’s a example of extrusive rock that cooled to quickly for grains to form