In Yellowstone National Park, the reintroduction of wolves has led to
A) increased fruit consumption in elk.
B) a decrease in deciduous tree growth.
C) a decrease in the elk population.
D) an increase in the elk population.
C
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The mesophyll of the leaf
A. is located between the leaf veins. B. is exposed to direct sunlight. C. is mostly along the edges of the leaf. D. is sometimes found in roots or stems. E. is made up of palisade and spongy parenchyma cells.
Characters that provide evidence for evolutionary relationships based on shared ancestry are called ____
a. homologous b. analogous c. taxonomic d. convergent e. exaptations
Four of the five answers listed below are related by a common chemical similarity. Select the
exception. a. cellulose b. hydrochloric acid c. amino acid d. protein e. nucleic acid
The role of maternal effect genes in Drosophila is to:
a. code for the production of yolk proteins. b. prepare the female fly for reproduction. c. control the early stages of Drosophila development. d. control the development of the pupa. e. control the shape and size of the eggs produced.