How do carrier proteins recognize substances to transport in active transport? a. they will allow any substance to pass. c. they have a pore that only the substance will fit through. b. they have a specific binding site for the substance. d. the substance recognizes the carrier protein.

Compare and contrast nutrient limitation in soil vs. nutrient limitation in aquatic ecosystems

What is the difference between the conducting zone and the respiratory zone of the respiratory system? the conducting zone is a series of cavities and tubes that move air to the respiratory zone where gases exchange with the bloodstream. the conducting zone exchanges gases between the lungs and the alveoli and the respiratory zone is a series of cavities and tubes that move air to the conducting zone. the conducting zone moves oxygen into the cells and the respiratory zone takes carbon dioxide away from the cells. the conducting zone moves oxygen into the bloodstream and the respiratory zone takes carbon dioxide away from the bloodstream.

Hybrid instruments that play sounds that are part sampled and part synthesized are known as: