Nitrogen is an important component of two types of molecules essential for life. These two are:
proteins and DNA
Which of these are the two major sources of nitrate pollution in rivers?
animal wastes and fertilizers
Aquatic nitrate pollution can result in _____.
an algal bloom that, when the algae die and are decomposed by bacteria, leads to hypoxia and the death of fish
Excess nitrogen in drinking water:
can lead to blue baby syndrome, a potentialy fatal disease
Humans obtain the necessary nitrogen to survive directly from:
our food

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