Question
Discuss the evidence furnished by comparative embryology in support of evolution.
Answer :
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Comparative embryology is the study of how different types of organisms compare to each other during their fetal stages. Scientists have used comparative embryology to study and gather evidence of evolution. Karl Ernst von Baer, a Russian scientist, made observations on embryos of different species and came up with four principles of comparative embryology:
1. General features of an embryo appear before specialized features.
2. General features of an embryo develop before the most specific features appear.
3. Every embryo, instead of passing through the other forms, rather becomes separated from them.
4. Embryos of a higher animal only resemble
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