What has helped to resolve the relationships between most animal phyla?Multiple choice question.Using data from the analysis of single moleculesCombining data from multiple genesFocusing on morphological similarities

Although animals are found in a diversity of habitats, most phyla occur in Multiple choice question.the sea.in fresh water.on land.

Systematists use several fundamental criteria to assign animals to phyla. Check all of the criteria that systematists would use to classify animals under specific phyla.Check All That ApplyFeeding behaviorFeeding behaviorAdult body symmetryAdult body symmetryUltimate adult body sizeUltimate adult body sizeBiogeographic distributionBiogeographic distributionMolecular dataMolecular dataGrowth pattern and larval stagesGrowth pattern and larval stagesProtostome versus deuterostome development

Which of the following statements about using molecular data for phylogenetic trees are correct?Check All That ApplyBecause all animals have similar genes their utility in determining animal relationships is quite limited.Because all animals have similar genes their utility in determining animal relationships is quite limited.Molecular data provides a greater degree of accuracy than morphological data when building phylogenetic trees. Molecular data provides a greater degree of accuracy than morphological data when building phylogenetic trees.When using molecular data to build animal phylogenetic trees, the data from multiple genes can be combined.When using molecular data to build animal phylogenetic trees, the data from multiple genes can be combined.Hundreds of genes and even genomes can be used to resolve phylogenies.

Which of the following phyla is considered the most successful of all animal phyla containing more than 1,000,000 species?Multiple choice question.ArthropodaMolluskaNematodaAnnelida

True or false: Patterns of cleavage of animal eggs is the same among all animal phyla.True false question.TrueFalse