<h2>Answer:</h2>
Option B is correct.
B. In an exothermic reaction, excess energy is released as heat.
<h2>Explanation:</h2>
An exothermic reaction is a chemical reaction that releases energy by light or heat. It is the opposite of an endothermic reaction. Expressed in a chemical equation: reactants → products + energy. Exothermic Reaction means "exo" meaning releases and "thermic" means heat.
Answer:
Palatilism
Explanation:
Due to one organism benefiting (tapeworm ) while the other organism is harmed (dog)
Temperature, viscosity, and amount of dissolved gases
That will allow materials into via a passive transport Mechanism and as water and solute movement
