Ultraviolet radiation from the sun alters the dna of a skin cell. this skin cell rapidly divides, but the resulting cells no longer function properly as skin cells. even though they do not know what to do, they continue to divide uncontrollably. this is an example of the early stages of

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

In the african savanna, more wildebeests are born than the environment can support. which is most likely to happen over a period of years as a result

What are examples of the plant life and animal life that can be found in each type of terrarium