The Evolutionary Tree Below Illustrates the Hypothesized Relationships Among the Six

question 9

Multiple Choice

The evolutionary tree below illustrates the hypothesized relationships among the six kingdoms and the three domains.
Many biologists have suggested revising the kingdom Protista. One current problem with the Protista, as shown in the figure, is that

• A) protists are single-celled organisms and should be grouped with the bacteria or archaeans.
• B) the cells of protists contain nuclei and organelles.
• C) the current classification model does not reveal that plants evolved from protist ancestors.
• D) the organisms currently grouped as protists do not share a recent common ancestor.

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Definitions:

Habitat Islands

are patches of a particular type of habitat, such as forests or wetlands, isolated from one another by contrasting habitats, like urban or agricultural areas.

National Parks

Protected areas designated for the conservation of natural environments, biodiversity, and cultural heritage, and for public enjoyment.

Inbreeding

The breeding of closely related individuals, often leading to an increase in genetic disorders and a decrease in biodiversity.

Special Concern

A status indicating that a species or environment needs careful attention or consideration due to potential threats to its well-being or survival.