frogs. the lower the ph the higher the acid content. frogs have the highest tolerance in this scenario.
b. to discover aspects of the natural world.
hopefully i .
ok yes, but what is the question? as soon as you ask the actual question i will answer it. : )
a) carbon, hydrogen
b) carbon, hydrogen, oxygen, nitrogen
c) carbon, hydrogen, oxygen, nitrogen, phosphorus
d) sugar
e) amino acid
f) nucleotide