Which region is located between 23.5° north and south of the equator?

temperate zone

tropical zone

polar zone

desert zone

How does human environment effect the biosphere

Which chemical equation is unbalanced? which chemical equation is unbalanced

One function of the immune system is to attack the foreign cells to protect the body. in organ translate , the body recongnizes that the new organ is made of foreign cells. wha kind of medicine would you give a patient to increase the chances of transplate success