bio tissue

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Across
  1. 2. other name for squamous epithelium
  2. 6. all lacunae of the bone communicate with each other by a network of fine canals known as.
  3. 7. the twig like branch of an axon ends in a swollen structure called
  4. 9. a good neurotransmitter
  5. 11. complex polymer which hardens the cell wall and acts as cement
  6. 12. Produce antibodies and are involved in the immune response.
  7. 13. these are free moving or fixed phagocytes. they help in destruction and removal of pathogens.
  8. 14. other name for aquatic plants
Down
  1. 1. one unit of muscle tissue
  2. 3. waxy substance secreted by epidermal cells
  3. 4. the matrix of the bone in the form of concentric rings
  4. 5. they form ground substance and fibres
  5. 8. other name for arid plants
  6. 10. the shape of parenchyma cells