Despite ether-linked lipids being a hallmark of the archaea, the thermophilic sulfate-reducing bacteria in also contain ether-linked lipids, which suggests they may be more closely related to archaea than many other groups in bacteria.

What are some of the immune functions of the lymphatic system? a. cleaning red blood cells from the blood and creating lymph fluids b.transporting lymph to the tissues and creating lymph fluids c.removing infectious agents and making white blood cells d.making red blood cells and removing infectious agents