Explain how membrane proteins participate in THREE of the following biological processes: 1. Phagocyte consuming a pathogen
2. Sodium potassium pump
3. Muscle contraction
4. Osmoregulation
5. Cellular respiration

Plz ! a scientist wants to produce a cow that makes a particular human protein in it’s milk the desired protein causes blood to clot and can be used to treat hemophilia (a blood clotting disorder). which of the following would be best for the scientist to use? a. genetic crosses. b. cloning. c. selective breeding. d. genetic engineering.

Fill in the blank with the correct sphere label. a: ⇒ geosphere b: ⇒ biosphere c: ⇒ hydrosphere

The part of the eye that closes and opens to let light in is .