Across
- 4. Reduces chromosome number for reproductive cells.
- 6. cells Contraction, allow movement.
- 7. Cell division for growth and repair.
- 10. cells Transmit electrical signals, long shape.
- 12. cell Complex, has nucleus and organelles (e.g., plant/animal cells).
- 14. membrane Outer boundary, controls entry and exit of substances.
- 15. Make food through photosynthesis (in plant cells).
Down
- 1. cellsAdapted structures for specific functions in multicellular organisms.
- 2. Control center, contains DNA with genetic instructions.
- 3. Powerhouse of the cell, produces energy.
- 5. Make proteins, essential for cell function.
- 8. cell Simple, no nucleus, smaller (e.g., bacteria).
- 9. Jelly-like substance, holds organelles in place.
- 11. wall Provides structure and support (in plants).
- 13. blood cells Carry oxygen, biconcave shape, no nucleus.