The smallest and most significant taxon is a ________.
A. species
B. genus
C. family
D. phylum
E. kingdom
Answer: A
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The evolutionary history of a group of organisms is called its ________ and it is inferred from ________
A) taxonomy / phenotype B) phylogeny / nucleotide sequence data C) phylogeny / phenotype D) taxonomy / morphology
The post Darwinian view of the world includes which of the following idea(s)?
A. species are related by descent. B. the age of the Earth is billions of years old. C. an interaction of random variation and environmental conditions produce environmental adaptation. D. All of the choices are correct. E. Only two of the answers are correct.
Early spring flowers growing in a deciduous forest are adapted for that habitat in which of the following ways?
a. They carry out their life cycles in dense shade. b. They take advantage of the greater amount of light available before the full development of tree leaves. c. The forest litter provides a course of carbohydrates needed for flowering. d. Early spring flowers and trees in a deciduous forest participate in a mutualistic relationship. e. The tree canopy shades flowering plants from harmful light intensity.
The most recent evidence clarifying the relationship between modern humans and Neanderthals comes from analysis of
A) skeletal structure. B) the types of tools that were made by Neanderthals. C) Neanderthal artwork and burial rites. D) Neanderthal mitochondrial DNA.