Biology: DNA and Genetics

Dr Judkins (United States of America)
DNA structure and function for 9th grade biology
23 words 408 learners

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Full list of words from this list:

words only definitions & notes
  1. replication
    the act of making copies
  2. transcription
    something written, copied from one medium to another
  3. homozygous
    having identical alleles at corresponding chromosomal loci
  4. heterozygous
    having dissimilar alleles at corresponding chromosomal loci
  5. allele
    any of the forms of a gene that can occupy the same locus
  6. gene
    part of DNA controlling physical characteristics and growth
  7. heredity
    the transmission of genetic factors to the next generation
  8. purebred
    bred for many generations from member of a recognized breed or strain
  9. hybrid
    the offspring of genetically dissimilar parents or stock
  10. mutation
    a change or alteration in form or qualities
  11. gene-splicing
    the science of changing the DNA of organisms
  12. genetic engineering
    the science of changing the DNA of organisms
  13. nucleotide
    a phosphoric ester of a nucleoside
  14. protein
    an organic compound essential to living cells
  15. amino acid
    organic compounds containing an amino group and acid group
  16. mRNA
    the template for protein synthesis
  17. DNA
    material that carries genetic information in a cell
  18. complementary
    serving to fill out, enhance, or supply what is lacking
  19. sequence
    a following of one thing after another in time
  20. molecule
    the simplest structural unit of an element or compound
  21. fragment
    a piece broken off or cut off of something else
  22. dominant gene
    gene that produces the same phenotype in the organism whether or not its allele identical
  23. recessive gene
    gene that produces its characteristic phenotype only when its allele is identical
Created on Thu Jan 09 13:07:12 EST 2014 (updated Thu Jan 09 14:30:51 EST 2014)

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