Evaluate the DNA Sequences Presented Below to Determine Which of the Organisms

question 17

Essay

Evaluate the DNA sequences presented below to determine which of the organisms (B,C,or D)shares the most closely related ancestor to organism A.Which organism shares the least closely related ancestor to A? Support your answer with DNA sequence similarity evidence from the figure that represents the DNA sequence for a single protein found in all four organisms.

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Definitions:

Environmental Events

External occurrences and phenomena in an individual's surroundings that can influence behavior, cognition, and emotions.

Innate

Inborn or natural traits, abilities, or qualities that are not acquired or learned.

Classical Conditioning

An educational method involving the frequent pairing of two cues; a response initially prompted by the second cue comes to be prompted by the first cue in isolation.

Ivan Pavlov

A Russian physiologist known for his work in classical conditioning, demonstrating how stimuli can trigger reflexive responses.