Which of the following statements about monotremes is FALSE? They are the most primitive extant mammal group They lack teeth, which is considered a plesiomorphic trait They have electromagnetic sensory receptors in their bills, which is considered a derived trait They lack pinnae, which is considered a plesiomorphic trait
Added by Michelle W.
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- They are considered primitive because they have retained some characteristics that are similar to those of their reptilian ancestors. - One of these characteristics is the lack of teeth, which is a plesiomorphic trait (meaning it is an ancestral trait that has Show more…
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