How are babies made?? my parents never told me

How do you date a sample of rock that you suspect as being one of the earliest on earth

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

Which zone within the open-ocean zone is home to the most organisms? deep zone surface zone intertidal zone transition zone