Biology Ch-1

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Across
  1. 5. the study of fishes.
  2. 7. the study of the structure and function of animal and plant cells.
  3. 9. the study of the immune system, its functions, and immunity .
  4. 10. the study of reptiles (like lizards, turtles, etc.) and amphibians (like frogs, etc.).
Down
  1. 1. the study of organisms (parasites) that live on or in another organism (the host) and derive nourishment from it
  2. 2. the study of birds.
  3. 3. the study of diseases, their causes, and their effects on living organisms
  4. 4. the study of the formation and development of the embryo of plants and animals.
  5. 6. the study of the metabolism (functions and activities) of organisms and their parts.
  6. 8. the study of methods to improve the human race by controlling hereditary qualities, often through selective breeding.