biology

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Across
  1. 4. - 2nd step of protein synthesis, takes place at a ribosome and uses tRNA molecules to assemble amino acids into proteins
  2. 6. Type of RNA used during translation, carries the amino acid and matches up with the mRNA codon
  3. 7. Section of a gene that codes for protein
  4. 10. 1st step of protein synthesis, takes place in the nucleus and creates a strand of mRNA
  5. 11. fragment- Segment of newly formed DNA on the lagging strand, connected together by ligase during DNA replication
  6. 13. base- Part of a nucleotide along with a 5 carbon sugar and phosphate group
  7. 14. 3 letter section of mRNA that codes for an amino acid
  8. 16. Replicating strand of DNA that adds nucleotides moving away from helicase, Leading strand
Down
  1. 1. Used to organize DNA to fit in the nucleus, together with DNA makes up chromatin
  2. 2. Double stranded nucleic acid that has all genetic material, bases include a, t, g, and c, located in the nucleus
  3. 3. 3 letter section of tRNA that matches to a codon of mRNA
  4. 5. 1st step of protein synthesis, takes place in the nucleus and creates a strand of mRNA -
  5. 8. mutation - when a base is substituted - changes only 1 amino acid - Point mutation
  6. 9. Refers to DNA and histone proteins that make up chromosomes
  7. 12. used to unzip the DNA molecule during DNA replication - Helicase
  8. 15. mutation - when a base is added or deleted and changes all amino acids after the mutation - Frameshift mutation