An oceanographer discovered a deep underwater opening as shown in the illustration. the scientist classifies this as a mid-ocean ridge. is the scientist correct or incorrect and why or why not?

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 are genotypes? what are phenotypes?

How is the carbon cycle related to global warming ?