IB biology

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Across
  1. 2. Enzymes that regulate proteins through phosphorylation.
  2. 5. What blood types can a person with type O blood receive in a blood transfusion?
  3. 8. The shedding of uterine outer lining.
  4. 9. Awareness that can't be completely controlled.
  5. 11. What distributes excess cholesterol to tissues, potentially contributing to cardiovascular problems?
  6. 12. Cells that produce myelin in the nervous system.
  7. 13. Signaling molecules that pass through the membrane easily.
Down
  1. 1. Makes cells wide and thin
  2. 3. Body process that helps maintain a stable temperature.
  3. 4. is the folding of the cell membrane to create pockets or grooves
  4. 6. specialized transmembrane proteins that open or close in response to changes in the electrical potential across a cell membrane, allowing the selective flow of ions.
  5. 7. increase surface area through finger-like extensions off the cell membrane
  6. 10. Receptors that activate G proteins when a ligand binds