B2.3 Keywords

B220
  1. Polymer (2) - B2:2
    • A long molecule made of smaller repeating units joined
  2. Gene (2) - B2:2
    • a section of DNA that codes for a protein or part of a protein.
  3. Meiosis (2) - B2:2
    • cell division that forms unique haploid gametes.
  4. Gamete (2) - B2:2
    • sex cells that fuse during sexual reproduction.
  5. Dominant (1) - B2:1
    • An allele that will always give its characteristic if present in the genotype.
  6. Recessive (1) - B2:1
    • An allele that will only give its characteristic if no dominant allele is present in the genotype.
  7. Allele (1) - B2:1
    • An alternate version of gene giving a different variation of the characteristic.
  8. Zygote (1) - B2:1
    • Cell produced from fertilisation. The first cell of a new organism.
  9. Ribosome (1) - B2:1
    • Organelle that carries out protein synthesis.
  10. Asexual Reproduction (1) - B2:1
    • Reproduction from one parent producing an identical clone of the parent.
  11. Sexual Reproduction (1) - B2:1
    • Reproduction involving two parents creating unique offspring
  12. Nucleotide (1) - B2:1
    • Subunit of DNA made of a sugar, phosphate group and one of 4 bases (A,T,C or G)
  13. Genome (1) - B2:1
    • The order of all the bases in the entire DNA of an organism.
  14. Fertilisation (1) - B2:1
    • Where gametes fuse and combine their chromosomes.
  15. Cystic Fibrosis (1) - B2:1
    • a genetic disorder that alters the mucus in the body affecting the lungs and digestion.
  16. Polydactyly (1) - B2:1
    • genetic condition of having extra fingers or toes.
  17. Amino Acid (1) - B2:1
    • one of 24 different subunits joined to make a protein
  18. Embryo screening (1) - B2:1
    • testing cells of an embryo for the presence of any genetic conditions.
  19. Sex Chromosomes (1) - B2:1
    • the 23rd pair of chromosome that determines the sex of the person.
  20. DNA (1) - B2:1
    • the molecule of inheritance made of nucleotides joined together and containing 4 different bases.