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6. What is the name for cell division which produces haploid cells (the sperm / egg cells)?

  • Diploid
  • Mitosis
  • Meosis
  • Homozygous

7. What is the name that describes a cell with half the full number of chromosomes?

  • Diploid
  • Haploid
  • Hereditary
  • Heterozygous

8. What is the name that describes a cell with the full number of chromosomes (46 for humans)?

  • Diploid
  • Homozygous
  • Hereditary
  • Haploid

9. What is the name for a sperm / egg cell?

  • Embryo
  • Zygote
  • Gamete
  • Reproductive tract

10. What is the name for a newly formed life just after fertilisation of the egg by the sperm?

  • Baby
  • Embryo
  • Zygote
  • Foetus

11. What is the name for the area at the centre of a chromosome where the arms meet?

  • Haploids
  • Genes
  • Centromere
  • DNA

12. What is the name for an organism with two alleles the same for a particular gene?

  • Dominant
  • Homozygous
  • Recessive
  • Heterozygous

13. What is the name for a section of DNA molecule?

  • Gamete
  • Centromere
  • Gene
  • Chromosome

14. What is the name of the spiral shaped molecule that contains genes?

  • Chromosomes
  • DNA
  • Chromatids
  • Zygote

15. What is the name for an organism with two different alleles for a particular gene?

  • Dominant
  • Homozygous
  • Heterozygous
  • Recessive

16. What is the name for an allele/gene that determines the characteristics in the organism?

  • Dominant
  • Heterozygous
  • Homozygous
  • Recessive

17. What is the name for an allele/gene that does not usually affect the phenotype of the organism?

  • Homozygous
  • Recessive
  • Heterozygous
  • Dominant