Answer:
#carry on learning
hope it's held
mark me as brainliest
All living cells need energy to function in order for the chemical reactions occurring in the cells to take place. In humans this energy is obtained by breaking down organic molecules such as carbohydrates, fats and proteins.
 
        
             
        
        
        
Answer:
Intraspecific competition
Hope this helps!
 
        
                    
             
        
        
        
Answer:
The options are
Complex
Identical 
Inconsistent 
Non-testable
The Answer is Identical 
Explanation:
The groups of scientists in different parts of the world who are dating fossils found in a rock layer of the same geologic time period. The findings have to have some common characteristics which links it to being in the same geologic time period. 
This however validates the fossils having to be identical to match those found in other parts of the world.
 
        
             
        
        
        
Tissue is a group of cells that have similar structure and that function together as a unit. ... There are four main tissue types in the body: epithelial, connective, muscle, and nervous. Each is designed for specific functions
        
             
        
        
        
Cellular pathology as based upon physiological and pathological histology