---

---

Select your answer:
         

Next Quiz >

Topics:

Transportation in Organisms Physiology Excretory System Viruses Biomolecules Doctor Equipments DNA Replication Immunity Excretion-Dialysis Body Injury Eczema Hormones Components of Blood Macromolecules and Enzymes Properties of the Hair

Other quiz:

Circulation and Excretion › View

To maintain homeostasis, fresh water fish

A. excrete large amounts of water

B. take in large quantities of water

C. take in large quantities of electrolytes

---

Micro Immunology › View

Relative of macrophages, lives in tissues, phagocytizes and presents it to lymphocytes.

A.  Dendritic cells

B. Mast cells

C. Natural Killer (NK)

D. B-cells 

E.  T-cells

---