the answer is radiation
Radiation is the emission and propagation of energy. A substance does not need to be radioactive in order to emit radiation because radiation encompasses all forms of energy, not just those produced by radioactive decay. However, all radioactive materials do emit radiation.
 
        
             
        
        
        
Which term refers to the fluid between the plasma membrane and the nucleus? 
cytoplasm 
chloroplast 
ribosome 
vesicle
cytoplasm refers to the fluid between the plasma membrane and the nucleus.
        
             
        
        
        
Answer:
In chemistry, hydronium is the common name for the aqueous cation H
3O+
, the type of oxonium ion produced by protonation of water. It is the positive ion present when an Arrhenius acid is dissolved in water, as Arrhenius acid molecules in solution give up a proton (a positive hydrogen ion, H+) to the surrounding water molecules (H2O). hope this helps you
Explanation:
 
        
             
        
        
        
The freshwater biome is made up of any of body of water that is made of freshwater such as lakes, ponds, streams, and rivers. They cover roughly 20% of the Earth and are in various locations spread out all over the world. Most freshwater biomes consist of moving water and contain many types of fish