genetics

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Across
  1. 1. carries genetic instructions from DNA in the cell nucleus to the cytoplasm
  2. 8. a cell duplicates its DNA before division
  3. 12. divides cells TWICE sexually
  4. 13. It carries genetic instructions for the organism.
  5. 16. tightly coiled DNA in the nucleus
  6. 17. the process of synthesizing proteins
  7. 18. divides cells asexually
  8. 20. functional units of heredity
  9. 21. acts like a catalyst for adding ribonucleotides to the template
Down
  1. 2. building blocks of DNA and RNA
  2. 3. unwind double-stranded DNA or RNA.
  3. 4. A single stranded nucleic acid
  4. 5. carries out protein synthesis in ribosomes.
  5. 6. adds complementary nucleotides to a growing strand
  6. 7. the first step of gene expression
  7. 9. delivers specific amino acids to the ribosome.
  8. 10. build and repair tissues and supports any immune functions
  9. 11. binds molecules together.
  10. 14. codes for amino acid sequences
  11. 15. a change in the DNA sequence
  12. 19. A two-stage cellular process that creates proteins