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SAT® Reading and Writing

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Words in context 19

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A Dog's Eye View of Morphological Diversity, Liza Gross

Gross, Liza. "A Dog's Eye View of Morphological Diversity." PLOS Biology (2010): n. pag. Journals.plos.org. Web. 20 Mar. 2016.

"From the puny pug's snub nose to the regal collie's prominent snout, the squat corgi's stubby legs to the sleek saluki's willowy limbs, the hairless chihuahua's nervous reserve to the dreadlocked komondor's fearless courage, no other land mammal approaches the dog's phenotypic diversity." (Lines 19-23)

In this sentence, the word phenotypic means

A

the genetic makeup, as distinguished from the physical appearance, of an organism or a group of organisms.

B

the observable physical or biochemical characteristics of an organism, as determined by both genetic makeup and environmental influences.

C

the original pattern or model from which all things of the same kind are copied or on which they are based; a model or first form. prototype.

D

a combination of alleles (for different genes) that are located closely together on the same chromosome and that tend to be inherited together.