Scientists often depict their understanding of an organism's evolutionary ancestry in diagrams best by ________
A) taxonomic trees
B) ancestral trees
C) classification trees
D) hierarchical trees
E) phylogenetic trees
E
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What determines the rank of coal?
a. The proportion of Kerogen b. The content of Peat c. The content of Organic Matter d. The concentration of Carbon
LDPE is ________.
A. not currently recycled B. the most widely recycled plastic C. banned in Denmark D. the plastic used to make grocery bags E. a toxin found in most plastics
Choose the most likely outcome if the large ice sheet on Greenland was to completely melt.
A. Greenland would sink by hundreds of meters in just a few years due to an isostatic adjustment. B. Greenland would rise hundreds of meters in just a few years as isostatic rebound occurs. C. Greenland would slowly sink over thousands of years due to an isostatic adjustment. D. Greenland would slowly rise over thousands of years as isostatic rebound occurs.
Current photovoltaic technology uses sunlight to generate electricity
A) with a single structure in a single step. B) by heating water and using microscopic hydroturbines. C) in the process of microfusion. D) while generating small amounts of methane for use as a fuel in other applications.