A frog species new to science was found in 2009 in the Amazon rainforest in Peru. Fig. 6.1 depicts this frog, Osteocephalus castaneicola.
(a)[1]
State the genus to which this animal belongs.
(b(i))[3]
Draw and annotate a diagram that shows the structure of DNA.
(b(ii))[2]
Describe how DNA may be used to classify organisms.
(c(i))[1]
What name is given to the section of DNA that codes for a protein?
(c(ii))[3]
Describe the function of mRNA in protein synthesis.
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