Account for the fact that the hind limbs of rabbits and birds have a similar basic structure. [5] Note: This is question relates to part of the biodiversity topic (WJEC), under the title assessing relatedness of organisms using physical features.

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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.