Answer:
#male gametes are formed
#generative nucleus divides
#fertilization takes place 
#pollen tube grows 
# zygote is formed
#embryo is formed
 
        
                    
             
        
        
        
The answer would be D.: <span>Helicases separate the two strands of the double helix, and DNA polymerases use each of the original strands as templates to create two new strands. :)</span>
        
             
        
        
        
Answer:
Cyanobacteria are responsible for first adding oxygen to the Earth's atmosphere.
 
        
             
        
        
        
Answer: a compound known as calcium carbonate (CaCO3)
Explanation: Google the question itself
 
        
             
        
        
        
Answer:
I say, it would really be around like 50-500km. Really, it would be 70km.
Explanation:
Magma rises with convective currents, then cools and spreads intent on form ocean-floor crust. The place to start for melting has lengthy been idea to be at <em>70 kilometers</em> under the seafloor.