<span>When we are talking about biogeochemical cycles we are talking about the pathways by which a chemical substance moves through both the biosphere and the atmosphere. There are a number of cycles which come back to the starting point and which can be repeated. Moreover, the very term biogeochemical tells us that there are more than one factor involved. We have chemical, biological and geological factors at play. The circulation of chemical nutrients through the biological and physical world are known as biogeochemical cycles.</span>
Eukaryotes are more complex they have a nucleus prokaryotes do not have a nucleus humans fungi plants and protists fall under Eukaryotes and bacteria is an example of prokaryotes
The nurse has to do as the client requested. This is because they have to observe the autonomy aspect of the ethical standard which states that the client's must be respected. Autonomy gives the patient power to make his or her own decisions concerning health care.