During coastal upwelling, nutrient-rich water rises from the ocean floor to the surface to replace water that has been blown away or moved by currents. how would this most likely change the abiotic components of the ecosystem near the surface where the upwelling is taking place? a.)increase in temperature b.)decrease in oxygen content c.)increase in competition for resources d.)decrease in species diversity

Apea plant that is heterozygous for the tall phenotype can produce short offspring when self pollinating. which of the following explains why this occurs? a. segregation of allels b. condominance of traits c. polygenic expression of traits d. independent assortment of alleles

Sampling lake water for microscopic organisms is not as easy as it sounds when you want to both count and identify species. in a given water sample, your bacteria of choice can be rare or difficult to culture, particularly given the mixture of bacteria in a biofilm. which of the following culture media would be best for growing fecal coliforms when they are relatively less abundant than other bacteria in the lake? anaerobic culture medium enrichment culture medium complex culture medium basic culture medium

Which statement describes john tuzo wilson’s contribution to the theory of plate tectonics?