题目内容

If the phenomenon "extinction risk increased significantly with decreasing heterozygosity"

A. heterozygosity is an indicator of increasing inbreeding depression in assimilated metapopulations
B. heterozygosity is unrelated to the degree of inbreeding depression in assimilated metapopulations
C. heterozygosity is an indicator of decreasing inbreeding depression in isolated metapopulations
D. heterozygosity is an indicator of increasing inbreeding depression in isolated metapopulations
E. heterozygosity is an indicator of decreasing inbreeding depression in assimilated metapopulations

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SECTION 1
Directions: Each sentence below has one or two blanks, each blank indicating that something has been omitted. Beneath the sentence are five lettered or sets of words. Choose the word or set of words for each blank that best fits the meaning of the sentence as a whole.
In the newly discovered gene, the change of a single unit of DNA converts the worm from a solitary forager into______diner.

A. an intrepid
B. a voracious
C. a gregarious
D. a nomadic
E. a rapacious

______by the surreality of history and the changes unleashed by the 60's, many writers in

A. Repelled … baroque
B. Disregarded … rococo
C. Fascinated … inconspicuous
D. Intoxicated… legant
E. Flummoxed … unobtrusive

It was a new era, one that was witnessing breathtaking transformations in traditional ways

A. commensurate
B. antediluvian
C. peremptory
D. fordable
E. contemptible

Anthropologists noted that the two______ethnic groups______the same saints, worshipped in

A. salutary… praised
B. alienated … rejected
C. dominant … isolated
D. stentorian… delineated
E. coexistent… venerated

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