7A. Whales are marine mammals that share a common ancestor with a group of land mammals that includes hippos. Which observation provides evidence of the shared ancestry of whales and hippos? *

Apatient is in need of hydration. which type of solution are the patient's cells most likely in?

I’m doing some practice exam questions for biology, and i’m not sure how to do these 3 parts to the question.

How does upwelling affect coastal fisheries? upwelling damages nutrient supplies at coastal fisheries as the warm, nutrient-rich surface water is replaced by nutrient-poor, cold water. upwelling damages nutrient supplies at coastal fisheries as the cold, nutrient-rich surface water is replaced by nutrient-poor, warm water. upwelling improves the nutrient supply at coastal fisheries as the warm, nutrient-rich surface water replaces the nutrient-poor, cold water. upwelling improves the nutrient supply at coastal fisheries as cold, nutrient-rich water replaces the warm, nutrient-poor surface water.