crosword

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Across
  1. 3. Tiny organisms visible only under microscope
  2. 8. a scientist who studies microbes
  3. 10. scientists that study heredity
  4. 11. The units of heredity described by mendel
  5. 12. a scientist who studies plants and animals
Down
  1. 1. a rod-shaped structure in cells that is made up of genes
  2. 2. chemicals in the body that are used in almost everything cells do
  3. 4. The study of organisms
  4. 5. Scientists who specialize in biology
  5. 6. The branch of biology dealing with the study of plants
  6. 7. the branch of biology dealing with the study of animals
  7. 9. chemicals used to kill unwanted organisms