Histamines are chemicals released by the body as an allergic response.They help the body by reacting when their are "intruders" so when enters, histamine acts as a messenger and sends out a signal for the body to create a reaction helping to get rid of teh intruder through some type of reaction.
Answer:B, D
Explanation:
When the roller coaster starts flying down the hill, it gains kinetic energy and loses potential energy.
Heat from the air will move into the ice cream
From the process of respiration chemical energy in the form of ATP.
Answer:
A. ribosomes
Explanation:
Every thing is in a science text book.