Exam 3: Major Groups of Living Organisms

Prokaryotes differ in several ways from eukaryotes; one of the most distinctive is

The two animal lineages that evolved complete body cavities with a mouth at one end and an anal opening at the other are the

All bacteria have the same shape.

The defining feature of the angiosperms is the _______.

One reason plants can live on land is because they have developed the _______, which facilitates the distribution of water and nutrients obtained from the soil.

New features that allow a group to survive and reproduce successfully can be called ___________ innovations.

Which of the following is not a testable hypothesis?

The domain Eukarya is presently subdivided into four kingdoms, although new information concerning the protists could increase that number.

Bacterial cells can typically be represented by one of the following three shapes:

Which of the following statements about bacteria is false?

Because plants lack the ability to directly utilize the ______ present in the atmosphere, their abundance often depends on bacterial populations present within the soil.

Most plants produce flowers, which greatly improve the probability of _______.

The ______ of a eukaryotic cell contains its DNA.

When success is defined as the greatest number of living individuals, Earth's most successful inhabitants are the