Cells, Tissues and Organs.

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Across
  1. 1. This type of cell reproduces asexually by a process called budding.
  2. 3. This cell has a tail that whips from side to side to help it move towards the egg.
  3. 4. A group of cells with similar structure and function working together.
  4. 6. The organ system that controls the flow of blood around the body.
  5. 7. Made up of tissues that work together to provide a certain function.
  6. 8. Are found in all green parts of the plant, they are green because they contain the green substance chlorophyll.
  7. 12. This net movement of particles of a gas or solute from an area of high concentration to an area of low concentration (along a concentration gradient).
  8. 13. The organ system that consists of the stomach, intestines and deals with food.
  9. 14. This type of cell is about 1 micrometre in length and has loose genetic material, it may have flagella to aid movement.
  10. 15. Controls all the activities of the cell, it contains genes on the chromosomes.
Down
  1. 2. The organ system where the kidneys filter the blood.
  2. 5. Structures in the cytoplasm where oxygen is used and most of the energy is released during respiration.
  3. 9. The organ system that supports and protects the body while giving it shape and form.
  4. 10. Increasing the surface area will __________ the rate of diffusion.
  5. 11. This type of cell contains a cell wall made of cellulose to strengthen the cell and give it support.