PUZZLE 1 NAVIN_BIO

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Across
  1. 2. HEART BEATS IN THIS MANNER 3+3
  2. 6. REMOVE 'S' FROM SLATE 4
  3. 9. CHEMICALS THAT AID IN DIGESTION 7
  4. 11. AN AFRICAN COUNTRY WITH Z 5
  5. 13. A WAX LAYER ABOVE EPIDERMIS IN PLANTS 7
  6. 14. USED TO BRUSH TEETH 5
  7. 16. ACRONYM OF UNITED NATIONS DEVELOPMENT PROGRAMME 4
  8. 17. UNIT OF ENERGY IN CGS 3
  9. 18. ONE IN HINDI 2
  10. 19. A PRONOUN 2
  11. 20. A TYPE OF SEEDS RICH IN OILS 4
  12. 22. PERSONAL LETTERS START WITH THIS 4
  13. 24. OPPOSITE OF BOTTOM 3
  14. 26. THESE ARE COMMON IN ADOLESCENCE AGE 4
  15. 27. ADAM AND ___ 3
  16. 28. CARROT IS ITS FAVOURITE FOOD 6
  17. 31. AN UNICELLULAR ORGANISM WITHOUT A DEFINITE SHAPE 6
  18. 32. A PRESTIGIOUS ENTRANCE EXAM IN INDIA 4
  19. 34. A TERM RELATED TO TENNIS 3
  20. 36. AN APPLIANCE IN KITCHEN 4
  21. 37. A BOOK HAS MANY OF THIS 4
Down
  1. 1. AN EXACT COPY OF AN ORGANISM 5
  2. 3. A GENTLE WIND 6
  3. 4. SOUNDS LIKE 'Q'BUT SPELLS DIFFERENTLY 3
  4. 5. ALWAYS BLUE IN DAYTIME 3
  5. 7. AIRCRAFT WITHOUT ENGINE 6
  6. 8. AN APPLICATION FOR VIDEO CONFERENCING,PHONE CALLS 5
  7. 10. IT MEANS NOTHING 3
  8. 12. GREENISH UNICELLULAR ORGANISM WITH FLAGELLA 7
  9. 14. 3.14 IS THE APPROXIMATE VALUE OF THIS 2
  10. 15. SYNONYM OF SNARE 4
  11. 21. A GARMENT FOR CASUAL WEAR 6
  12. 22. PROFESSION HIGHLY ESTEEMED IN THE SOCIETY 6
  13. 23. OPPOSITE OF CLOSE 4
  14. 25. A FRIEND IN _____ IS A FRIEND INDEED 4
  15. 29. A NON-POISONOUS SNAKE 8
  16. 30. SOLID FORM OF WATER 3
  17. 31. ACRONYM OF ANNO DOMINI2
  18. 33. SUFFIX WORD FOR DINING, TIME, WATER, PERIODIC 5
  19. 35. OPPOSITE OF EXIT, LEAVE 5