The Nitrogen Cycle

The Nitrogen Cycle
Living and non-living inter-
conversions…read more

Energy is passed on by
feeding
Carnivores eat meat
(other animals)
They gain the
energy from the
molecules they
consume
Some is used for
growth and is used
to build their own
bodies…read more

Proteins
Animals' bodies are
made of protein
They get this from
plants if they are
herbivores
Plants can't make
protein without
mineral ions from
the soil ­ simple
nitrogen compounds…read more

Plants make protein
Plants take glucose
And by means of a
sequence of
reactions
Called a metabolic
pathway
Make serine and
other amino acids
from it…read more

Plants take up nitrates
Root hairs on roots
Take up nitrates and
other ions
By active transport
To get enough into
their cells
From the soil-water
And use them to
make proteins…read more

Examples of Plant protein…read more