Biology, 21.07.2019 02:30 starbae7177
What effect can fertilizer runoff have on an aquatic ecosystem? a. increased plant growth leading to a decrease in fish populations b. increased plant growth leading to an increase in fish populations c. decreased plant growth leading to a decrease in fish populations d. decreased plant growth leading to an increase in fish populations
Answers: 1
Biology, 21.06.2019 20:00, smariedegray
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
Answers: 1
Biology, 21.06.2019 20:20, gabbee
Turtle hatchling survivorship rate is low in many turtle species due to predation. amanda researched the predatory rate on a species of turtle eggs in the red river. the eggs were harvested from trapped turtles and the egg's cloaca film (reproductive discharge) was either washed off or left on once gathered. research suggests that predators use the female's cloaca scent to locate the eggs. the eggs were only handled when wearing gloves and then reburied along islands where the turtles were trapped. the nests were monitored by cameras and manually on foot and data on nest predation were recorded. a. based on the experimental design, what is the dependent variable? b. based on the experimental design, what is the independent variable? c. based on the experimental design, what is the control?
Answers: 3
Biology, 22.06.2019 10:00, wolfiewolffromsketch
Which of the following human activities resulted in the growth of the north american deer population?
Answers: 1
What effect can fertilizer runoff have on an aquatic ecosystem? a. increased plant growth leading t...
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