Which of the following adaptations to life on land is found in both insects and modern reptiles?
a) two pairs of walking legs

b) tracheae to distribute oxygen

c) body surfaces that resist evaporation

d) metamorphosis from a larval form

e) ability to fly

small, big, or no change could occur in the phenotype. it could cause something as simple as a cats ears to curl backwards or something as frighting as death. it could also occur in the protien-coding area and have an effect on that but no effect on the amino acids. what has to occur is a changing in the hox gene or the control gene.