Answer:
Polygenic is a phenotype that is influenced by more than one gene, Pleiotropy occurs when one gene influences two or more unrelated phenotypic traits.
Explanation:
A polygenic trait is influenced by something, while Pleiotropy influences two or more phenotypic traits...so in simple words, one is influenced by something and the other influences different things  
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Answer: Option E. DNA replication
Explanation:
DNA replication is described as anabolism because it involves the synthesis of newly synthesized strands of DNA from the double stranded parental DNA units. 
Thus, since complex molecules are formed from simpler unit, DNA replication is an example of anabolism.
 
        
             
        
        
        
Answer: Budding
Explanation: The organism is as3xually reproducing an offspring that is an exact clone of itself in the form of a bud. 
 
        
             
        
        
        
Answer:
B. Rock Layers
Explanation:
The definition is a layer or a series of layers of rock in the ground.
 
        
             
        
        
        
Answer:
C.
Explanation:
This is because asexual reproduction has no genetic variation.