Answer:
That would be the definition of osmosis 
 
        
             
        
        
        
Answer:
Shape of Red Blood Cells Erythrocytes are biconcave discs with very shallow centers. This shape optimizes the ratio of surface area to volume, facilitating gas exchange. It also enables them to fold up as they move through narrow blood vessels.
 
        
             
        
        
        
<span>Heterotrophs, organisms that must get energy from food indirectly from sunlight or inorganic substances, go through the process of cellular respiration to get the energy needed.</span>
        
             
        
        
        
According to simple diffusion. Molecules travel from high concentration to low. So it would be traveling into the cornea
        
             
        
        
        
Answer:
Amino acid sequence is directly related to the differences in the DNA of the species. 
Explanation:
Above situation is related to the evolutionary research in which scientists are in search of common characteristics between species and from those species they will examine the amino acid sequence of proteins because amino acids sequence is directly related to the sequence of DNA and DNA is the main thing among all other variables by which differences in species can be identified effectively.