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Organism and population  One mark questions:  1. Define benthic Zone? 2. Define the term ecological factor? 3. Name only one intracellular parasite? 4. What is biome? 5. Name the type […]

1. Biologists frequently use phosphate-buffered solutions in experiments.  You need to prepare a sodium phosphate solution at pH 6.7 by mixing NaH2PO4 and Na2HPO4 (pKa =7.2). […]

1. What were the problems in the Pacific halibut fishery, and how were they resolved? 2. Under what conditions will a natural area receive protection? 3. […]

Essay reviewing a specific genetic topic Essay topic choice It is an essay reviewing a specific genetic topic at Genome-wide association studies Essay briefing The essay […]

Problem 1 – Alcoholic fermentation At intervals of 20, 40, and 60 minutes, the tubes are removed. Record the volume of gas produced in each fermentation […]