Across
- 3. – Backbone element of organic compounds
- 5. – Substance that dissociates into ions
- 7. – Required for thyroid hormone synthesis
- 8. – Major intracellular cation
- 16. – Element required in large amounts
- 18. – Element required in small quantities
- 19. – Deoxyribonucleic acid
- 21. – Energy currency of the cell
- 22. – Maintains pH stability
- 23. element – Element needed in very small amounts
- 28. – Oxygen-storing protein in muscle
- 29. – Universal solvent of life
- 30. – Key element in amino acids and proteins
- 32. – Biological catalyst
- 33. – Major extracellular cation
- 34. – Negatively charged ion
- 37. – Central atom in chlorophyll
- 38. – Required for nitrogen metabolism enzymes
- 40. – Organic compound storing energy (fats)
- 42. – Maintains osmotic and acid-base balance
- 46. – Present in amino acids like cysteine
- 47. – Main energy source (sugars)
- 48. – Maintenance of internal environment
Down
- 1. – Component of antioxidant enzymes
- 2. – Macromolecule made of amino acids
- 4. – Helps in bone development
- 6. – Positively charged ion
- 9. – Important for connective tissue strength
- 10. – Organic micronutrient
- 11. acid – Genetic material macromolecule
- 12. – Important for enzyme activity and immunity
- 13. – Combining capacity of an element
- 14. – Charged particle
- 15. – Ribonucleic acid
- 16. – Sum of all biochemical reactions
- 17. – Component of oxidase enzymes
- 18. – Inorganic nutrient required by body
- 20. – Essential for hemoglobin formation
- 24. – Important for enzyme activation
- 25. – Lightest and most abundant element in the body
- 26. – Oxygen-carrying protein in blood
- 27. – Present in vitamin B12
- 31. – Helps in glucose metabolism
- 35. – Important in ATP and nucleic acids
- 36. – Found in some enzymes (trace role)
- 39. – Non-protein helper for enzymes
- 41. – Strengthens tooth enamel
- 43. – Plays role in enzyme systems
- 44. – Essential for respiration and oxidation reactions
- 45. – Major component of bones and teeth