Although monkeys have good eyesight they also have good
hearing and communicate
a great deal by sound in the
forest canopy. Why is this?

c-reactive protein (crp) is an acute phase protein belonging to pentraxin family of proteins, whose levels increases 1000-fold or more in concentration in blood during the occurrence of an injury, inflammation or tissue death.

format change of dna.  

d. planting trees

the trees take in carbon to make oxygen.