Echinodermata are more related to chordata than to mollusca because echinodermata and chordata are both: select one: a. deuterostomes b. protostomes c. animals d. vertebrates

Assume that a student is given two different models of bacteria, with one model consisting of big bacteria and the other consisting of small bacteria. how can the student demonstate the theory of endosymbiosis using the models

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Compare and contrast cladistics and phylogeny. what are their advantages and disadvantages? which is the most useful in understanding how an organism developed into its current form? which concept most strongly supports your opinion about the origin of any given organism?