CB Unit 5 crossword

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Across
  1. 2. change in the DNA sequence that alters the resulting codons
  2. 3. Mutation change in a chromosomes structure, involving a large segment of DNA
  3. 4. enzyme that unwids the double-stranded DNA or RNA
  4. 7. 3 nucelotide sequences on a transfer RNA molecule that is complimentary to a 3-nucleotide codon
  5. 9. strand single strand of DNA that is synthesized continualsy
  6. 10. basic unit of heredity
  7. 12. segement of DNA within a gene
Down
  1. 1. protein protein that binds to DNA to package and codense it into chromosomes
  2. 2. complexx of DNA, RNA and proteins that forms chromosomes in the nucleus of a cell
  3. 5. long, thread-like extension of a nerve cell that transmits electrical impuls
  4. 6. single stranded molecule that carries genetic instructions from DNA
  5. 7. acid organic molecule that is the building blocks of proteins
  6. 8. the molecule in cells that carries genetic instructions
  7. 9. strand one of two DNA strands that is replicated discontinualy
  8. 11. rep biological processof creating an identical copy of DNA