Biology

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Across
  1. 3. amino acids
  2. 8. there are 20 of them, building block of proteins
  3. 12. two or more atoms held together by covalent bonds
  4. 13. All living things consist of this
  5. 14. building block is nucleotides
  6. 15. when a hydrogen atom bonds to a different atom, polar molecule
  7. 18. building block simple sugars
  8. 19. always attaches to thymine, type of nucleotide (A)
  9. 21. three or more sugars, include glycogen, starch, cellulose, and chiti
  10. 22. one type of atom
  11. 23. means double sugar
  12. 25. the substance in a solution the is dissolved
  13. 26. consists of two or more components
Down
  1. 1. building block is amino acids
  2. 2. building block is fatty acids
  3. 4. bond formed by the electrical force between two ions of opposite charge
  4. 5. type of protein, always end in ASE
  5. 6. a bond formed when two atoms share a pair of electrons
  6. 7. fat and oils contain these, building block for lipids
  7. 9. type of nucleotide, always attaches to Adenine
  8. 10. instructions for the cell, cannot leave the nucleus, monomer nucleotide
  9. 11. copies DNA, can leave the nucleus
  10. 12. means simple sugar, short term energy
  11. 16. group examples of a lipid, group of bilayered cell membrane
  12. 17. the substancethat does the dissolving
  13. 20. building block nucleic acid
  14. 21. many monomers
  15. 24. type of polysaccharide, the plant wall structure