Answer:
1.embryophyta
2.moss is a green flowerless plant that lack roots
3.found in moist shady
4.
 
        
                    
             
        
        
        
Answer:
Cell biology is a branch of biology that studies the structure, function and behavior of cells. All living organisms are made of cells. A cell is the basic unit of life that is responsible for the living and functioning of organisms. Cell biology is the study of structural and functional units of cells. 
 
        
                    
             
        
        
        
The youngest would be the ones at the top and the oldest would be at the bottom. the oldest is B and the ones around it, as they get bigger get younger. hope this helps :)
        
             
        
        
        
Answer:
Crossing over occurs between prophase I and metaphase I and is the process where two homologous non-sister chromatids pair up with each other and exchange different segments of genetic material to form two recombinant chromosome sister chromatids.
Explanation:
please give me brainlist and follow