"which statement best describes the method used above to determine the evolutionary relationships between three species of finches?
(1)examine the structure of the beaks and compare them.
(2)observe behavioral and physical characteristics of all the finches and group them by similarities.
(3)obtain molecular evidence from all three species and identify similarities.
(4)compare common ancestors of all three of the species to see if they are the same."

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

Identify the examples in which sam interacts only with natural resources

What is the compliment dna strand to the following sequence: ttgactaggcta