It is a rather broad discipline encompassing everything from how plants make energy and food from sunlight and water to how the human brain works.
(It; is; a rather broad discipline encompassing everything from how plants make energy and food from sunlight and water to how the human brain works) (a rather broad discipline; encompassing; everything from how plants make energy and food from sunlight and water to how the human brain works) (plants; make; energy and food; from sunlight and water to how the human brain works)
It a rather broad discipline plants
is encompassing make
a rather broad discipline encompassing everything from how plants make energy and food from sunlight and water to how the human brain works
everything from how plants make energy and food from sunlight and water to how the human brain works
energy and food from sunlight and water to how the human brain works