The Figure Shows Two Hypotheses About Evolutionary Relationships Among Aquatic

question 33

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The figure shows two hypotheses about evolutionary relationships among aquatic birds. The phylogeny in (A) is based on data from morphological characters and in (B) from DNA sequence data. What is the reason for the differences between these phylogenies? What could you do to resolve the differences? A


B

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Definitions:

Canceling-out Theory

A hypothesis suggesting that effects in one direction are neutralized or mitigated by effects in an opposing direction.

Natural Selection

The process by which organisms that are better adapted to their environment tend to survive and produce more offspring, thus driving the evolution of species.

Depth Cues

Visual or auditory information that helps to determine the distance between the observer and objects in the environment.

Redundancy

The inclusion of extra components or information that are not necessary for functioning, often to ensure reliability or convey additional confirmation.