Uticaria or Hives is the hallmark sign of an allergic reaction about to turn anaphylactic.... So hallmark it is only specific toward such allergic reactions.
Answer:
C
Explanation:
Phototaxis (phototactic response) is the cellular behavior in which cells swim toward or away from the light source. The euglena have eyespots that detect light so that it can move toward sunlight for photosynthesis.
Well to reabsorbed most of the water from the urine so that only small amount can be excreted. Desert animals need their water
Answer is chemical energy.
The fuel used in car is petroleum product which is a fossil fuel. Petroleum products such as petrol or diesel are chemical compounds in which chemical energy is stored in their bonds. When these compounds undergo chemical reactions, resulting in breaking of bonds and releasing energy. When ignition of a car is on, the energy is released when chemical bonds are broken. The released energy is carry out work in the car system.