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Molecular sequence analysis has revealed that Crustacea is paraphyletic, because it includes an ancestor but not all of its descendants; the descendants not included in this clade are the ____.
Q2: The main benefit to a plant from
Q4: Answer the question using the accompanying figure.
Q14: How is neural crest different from endoderm,
Q22: The innermost layer of the root cortex,
Q47: Diatoms can best be described as _.<br>A)
Q61: How does water move so rapidly across
Q76: The organism Caenorhabditis elegans , a member
Q80: The _ tissue system is made up
Q86: Explain the difference between homosporous and heterosporous
Q92: Ecomorphs are _.<br>A) distantly related members of