Fever can support the immune system's attempt to gain advantage over infectious agents, such as viruses and bacteria, and it makes the body less favorable as a host for replicating viruses and bacteria, which are temperature sensitive. Infectious agents are not the only causes of fever, however.
Your sister's grandson is your great nephew. You are his great aunt (if you are a woman) or his great uncle (if you are a man).
Answer: In the chart above, the first cousins B1 and C1 must be your mother and her cousin. (If a relationship is just stated as âcousinâ, usually that means âfirst cousinâ.) You are then B2, the child of your mother. Your motherâs cousin is C1, and her great-grandson Joe would be C4, three generations below her.