Why are nutrients from fertilizer harmful to aquatic ecosystems?
they cause in increase in fish population
the increase in algae population reduces oxygen in the water
they can infect plants, which causes animals and humans to become sick
fish and other organisms grow too large and can no longer live in the ecosystem

answer:

they can infect plants, which causes animals and humans to become sick

hope i

answer: glucoamylase presented optimum activity at temperature of 55â°c, and, in the glycosidic bonds from the non-reducing ends of starch, resulting in the production of glucose. source and type of fermentation can affect the enzyme's properties

credit to kalahira

the sugar-phosphate backbone forms the structural framework of nucleic acids, including dna and rna. this backbone is composed of alternating sugar and phosphate groups, and defines directionality of the molecule.