You are presented with the question "What is the study of creatures that live in water biomes?" and the following answer choices: 
- animals
 - warm-blooded
 - marine biology
 - it needs them
 - Animal survival
 - observation
 - alchemy
 - animal reproduction

Now knowing that organisms that live in marine biomes must be adapted to the salt in the water and marine biology is the study of organisms that happen to be marine, choose the best answer.


 

   marine biology      