List I | List II | ||
A. | Mesozoic Era | I. | Lower invertebrates |
B. | Proterozoic Era | II. | Fish & Amphibia |
C. | Cenozoic Era | III. | Birds & Reptiles |
D. | Paleozoic Era | IV. | Mammals |
Genotypes | AA | Aa | aa |
Frequency | 22% | 62% | 16% |
1. | Homo erectus | 2. | Neanderthal man |
3. | Homo habilis | 4. | Australopithecus |
1. | Flippers of penguins and dolphins are a pair of homologous organs. |
2. | Analogous structures are a result of convergent evolution. |
3. | Sweet potato and potato is an example of analogy. |
4. | Homology indicates common ancestry. |