Crossword HW CH 8

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Across
  1. 4. the sum of all gene types - organism’s distinctive genetic makeup
  2. 7. a distinct cellular structure composed of DNA & protein
  3. 8. groups of 3 nucleotides in mRNA that each encode for an amino acid
  4. 10. Any organism that contains genes that originated in another organism
  5. 11. an event in which one bacterium donates DNA to another bacterium end result is a new strain different from both the donor and the original recipients
  6. 12. results from exposure to known mutagens, physical or chemical agents that disrupt DNA
  7. 14. any change to the nucleotide sequence in the genome is a mutation
  8. 16. dsDNA is used to synthesize an RNA molecule (could be mRNA, tRNA, or rRNA)
  9. 18. the addition of base pairs
Down
  1. 1. the loss of base pairs
  2. 2. expression of the genotype creates traits (the enzyme, hair color, etc.)
  3. 3. ribosomes are 80S size
  4. 5. a random change in the DNA arising from errors in replication
  5. 6. a change (mutation) the third nucleotide of a codon may not change the amino acid coded for due to redundancy
  6. 9. it is the total sum of genetic material (DNA, specifically) of a living organism or virus
  7. 10. control gene expression
  8. 13. the organelles of protein production in living organisms
  9. 15. code for proteins (enzymes, transport proteins, receptors)
  10. 17. composes the ribosome; it is literally part of its structure