Answer:
Gas, has no shape but does take up volume
<span>I believe that birds with longer wings will fly faster as longer wings will allow the birds to push away more air and create more force allowing them to move at a greater velocity. I believe that wing length is one of the greatest determinants in overall speed for a flying species of animal.</span>
homeostatic imbalance is the answer, because it's when the internal environment cannot remain in equilibrium.
1. antibody
2. antigen
3. leukocyte
4. phagocytosis
5. dehydration