Which of the following is relatively constant in an ecosystem? more than one answer may be correct! a. number of organisms b. amount of matter c. number of species

What is the importantence of the carbon and nitretan cycles in the environment

One of the purposes of transcription is to produce a sequence of bases that

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