Exam 31: Protostome Animals

There are more described and named species of insects than of all other species on Earth combined.However, only a very few insect species live in marine environments, and those species are restricted to the intertidal zone or the ocean surface.What factors may have contributed to the insects' lack of success in the oceans?

(Essay)

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Question 241

Which statement about features of the phoronids is false?

(Multiple Choice)

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Question 242

The molluscan body plan includes three unique, shared, derived characteristics that support the monophyly of the group: the ___, the _, and the _____.

(Multiple Choice)

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Question 243

Which group is most likely to share a common lophotrochozoan ancestor with the annelids?

(Multiple Choice)

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Question 244

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Exam 31: Protostome Animals

Which statement about features of the phoronids is false?

The molluscan body plan includes three unique, shared, derived characteristics that support the monophyly of the group: the _______, the _______, and the _______.

Which group is most likely to share a common lophotrochozoan ancestor with the annelids?

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Small Molecules and the Chemistry of Life

Proteins, Carbohydrates, and Lipids

Nucleic Acids and the Origin of Life

Cells: the Working Units of Life

Cell Membranes

Cell Communication and Multicellularity

Energy, Enzymes, and Metabolism

Pathways That Harvest Chemical Energy

Photosynthesis: Energy From Sunlight

The Cell Cycle and Cell Division

Inheritance, Genes, and Chromosomes

Dna and Its Role in Heredity

From Dna to Protein: Gene Expression

Gene Mutation and Molecular Medicine

Regulation of Gene Expression

Genomes

Recombinant Dna and Biotechnology

Mechanisms of Evolution

Reconstructing and Using Phylogenies

Speciation

Evolution of Genes and Genomes

The History of Life on Earth

Bacteria, Archaea, and Viruses

The Origin and Diversification of Eukaryotes

Plants Without Seeds: From Water to Land

The Evolution of Seed Plants

The Evolution and Diversity of Fungi

Animal Origins and the Evolution of Body Plans

Deuterostome Animals

The Plant Body

Transport in Plants

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Regulation of Plant Growth

Reproduction in Flowering Plants

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Animal Hormones

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The Mammalian Nervous System: Structure and Higher Functions

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Gas Exchange

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Salt and Water Balance and Nitrogen Excretion

Animal Behavior

The Physical Environment and Biogeography of Life

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The molluscan body plan includes three unique, shared, derived characteristics that support the monophyly of the group: the ___, the _, and the _____.