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Genetics (Alleles (alternative forms of gene (dominant alleles (visible),…

- - - - visible
    - - not visible
  - - - rr
      - RR
  - - - incomplete dominance
        
        both alleles of heterozygote are expressed
      - independent assortment
- - - - Adenine
      - guanine
      - thymine
      - uracil
    - - any change in the sequence of DNA
    - - set of short fragments that grow discontonuously
  - - - homologous pairs in somatic cells
        
        chromosome in diploid(2n)
    - - egg
      - sperm
      - fertilisation
      - gametes produced by
        
        mitosis
        
        growth
        
        repair
        
        meiosis
        
        cell division
    - - trisomy disorder
      - gender
        
        determined by sex chromosome
        
        XX
        
        XY
  - - - Cytosine
      - Guanine
      - Adenine
      - Uracil
    - - mRNA
        
        carries amino acids
      - tRNA
        
        composes the ribosomes
      - rRNA
        
        carries genetic messages