Which of These Would a Paleontologist Most Likely Do to Determine

question 59

Multiple Choice

Which of these would a paleontologist most likely do to determine if a fossil represents a reptile or a mammal?

• A) Look for the presence of milk-producing glands.
• B) Look for the mammalian characteristics of a four-chambered heart and a diaphragm.
• C) Use molecular analysis to look for the protein keratin.
• D) Examine the teeth.

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