How can upwelling affect the nutrient and oxygen content of ocean water around coastlines?
a. it brings warm, nutrient-rich water to the ocean floor.
b. it brings warm, oxygen-rich water to the ocean surface.
c. it brings cold, nutrient-rich water to the ocean surface.
d. it brings cold, oxygen rich-water to the ocean floor.
*(this is marine science)

Select the correct answer. which term do biologists use to describe the average number of individuals of a species per unit area? a. carrying capacity b. population density c. minimal viable population d. survivability curve

Study the picture of the ocean. which is the best example of an organism’s niche shown in the picture? a. the environment contains several of the same species of coral. b. the shallow area of the ocean meets the needs of the coral and the fish. c. the ocean has fish and coral that live in the same area. d. the coral take in food from the water and provide shelter for the fish.

Which of these parts of the membrane large moecules pass through it ?