Question

Phenetic classification is based on

• A. The ancestral lineage of existing organisms
• B. Observable characteristics of existing organisms
• C. Dendograms based on DNA characteristics
• D. Sexual characteristics

Answer 1

The correct option is B Observable characteristics of existing organisms

Phenetic classification of organisms are based on measurable similarities and differences rather than genetic makeup and evolutionary descent. Option B is correct as observable characteristics of existing organisms refers to the similarities and differences in the characteristics of an organism rather than genetics.

Therefore, the correct answer is option B.