Parasitic because the flea benefits from the detriment of the dog.
Answer:
Eukaryotes
Explanation:
Prokaryotes have a nucleus, but it is not bound/enclosed in a membrane. Archea do not have a nucleus, or any membrane bound organelles.
Answer:
Temperature, humidity, and wind speed.
Explanation:
An reaction that releases energy into the environment.
The enthalpy change (energy taken in for bond breaking of reactants - energy released for bond forming of products) can be used to determine whether a reaction is exothermic or endothermic. Since an exothermic reaction has a negative enthalpy change, it means it releases more energy than what it takes in. Hence the third statement is correct.