Question

An important advancement in the understanding of phylogenetic relationships was

• A. Darwin's origin of species.
• B. Linnaeus system of binomial nomenclature.
• C. Margulis kingdom of classification.
• D. Doctrine of signatures.

Answer 1

The correct option is A Darwin's origin of species.

Phylogenetic system of classification is based on evolutionary and genetic relationships of the plants which enable us to find out ancestral and derived characters of any taxon. The system of classification which was proposed after Darwin's theory of Natural selection in his book, 'On the origin of species by Means of Natural Selection', is phylogenetic.

Thus, the correct answer is option A.