Across
- 1. Plants have a cell wall made of cellulose. Mold has a cell wall made of ________.
- 5. Influenza A contains a stolen piece of this.
- 6. Archaea don’t have a nucleus. They aren’t eukaryotes, so they must be __________.
- 7. Viruses like influenza depend on a _____ to get things done for them.
- 9. In order to contract, muscle cells store and release charged particles called _____.
- 12. Paramecia are made of only one cell, so they are a __________ organism. (Hint: first letter is u)
- 13. These organisms form the basis of food webs in the ocean.
- 16. Osteocytes use their __________ to share nutrients with other cells.
- 17. This red protein carries oxygen in the blood.
Down
- 2. This is the Greek word for “salt.”
- 3. Water can’t pass through cork cells because they are _____.
- 4. The fuzzy stuff on mold is used for this.
- 5. As red blood cells mature, they lose these organelles.
- 8. Bone cells are called __________.
- 10. Cancer cells are characterized by this type of growth.
- 11. Diatoms produce oxygen in these organelles.
- 13. Animals eat peppers and __________ their seeds.
- 14. Paramecia use these to move through water.
- 15. Muscle cells have lots of mitochondria because they use lots of ______.
- 18. Cork is made from the bark of this type of tree.