Phylogenetics Uses Evolutionary Trees Called Cladograms to Arrange Species into Clades,or

question 79

Multiple Choice

Phylogenetics uses evolutionary trees called cladograms to arrange species into clades,or related groups,showing all of the descendents of a common ancestor.The branches of the tree are based on all but which of the following

• A) Shared derived characteristics
• B) Convergent evolution
• C) Homologous structures
• D) Morphological data
• E) DNA sequences

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Definitions:

Biogeochemical Cycles

These are natural pathways by which essential elements of living matter are circulated through the biotic (living) and abiotic (non-living) components of the Earth.

Nonbiological Reservoirs

Environments or materials that can harbor or transmit disease-causing organisms without having biological functions themselves.

Aquifers

Underground layers of water-bearing rock or materials that can yield water for use.

Guano

The accumulated excrement of seabirds or bats, used historically as a highly effective fertilizer because of its high nitrogen, phosphate, and potassium content.