Answer:
B. a sequence of DNA bases that duplicates a sequence of RNA bases.
Explanation:
Transcription is the first step in gene expression. It involves copying a gene's DNA sequence to make an RNA molecule.
 
        
             
        
        
        
Widened margins does not occur at the continental margin
        
                    
             
        
        
        
Answer:
As somatic cells are diploid (2n) 2n=56
gametes receive only haploid set so, n=28
 
        
             
        
        
        
Answer:
Mitosis creates two identical daughter cells that each contain the same number of chromosomes as their parent cell. In contrast, meiosis gives rise to four unique daughter cells, each of which has half the number of chromosomes as the parent cell.
Explanation: