Q: teeth of Turkana Boy
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What Australian marsupial has habits and appearance similar to a ground hog?
Where are there over 250 species of fruit flies (Drosophila)?
In what group of mammals the did the number of cusps and side-to-side ridges on the teeth increase?
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- What are the four different types of teeth found in heterodontal mammals?Explain the difference between “dental arcade” and “dental formula”.What six things can we learn about a heterodontal animal by examining its teeth?How do the canine teeth differ between Australopithecus africanus and Homo sapiensWhich of the following characteristics are indicative of mammals? post-orbital bar/closure homodont teeth heterodont teeth
- Only mammals possess 3 ossicles in the ear? TRUE OR FALSE?In what group of mammals the did the number of cusps and side-to-side ridges on the teeth increase?Comparing Australopithecines, early Homo, and late Homo, how did dentition change over time? Highlight at least two general dental trends in your response (e.g. tooth size, robusticity of chewing apparatus, dental arcade shape, etc.).
- Which of the following is true regarding evolutionary changes in morphology of dentition over time in our evolutionary lineage? Group of answer choices The reduction in size of canines the reduction in the size of the third premolar The increase in the total number of teeth The increase in enamel thickness the increase in the size of molars and caninesThese teeth, which are very large and used for display and intimidation in chimps and gorillas, dramatically decreased in size in hominins. while these teeth are strongly sexually dimorphic in chimps and gorillas, they are not so in hominins. what are these teeth called?Many zoologists consider mammalian teeth, rather than endothermy, hair, or lactation, to be the characteristic most responsible for success of mammals. Explain why this could be true
- Compare the types and numbers of primary (deciduous) teeth present in the pig’s maxilla with those of thehuman.How does their dentition relate to their food source in the wild (Mountain Lion)? (Think about what wild cats eat, not domestic cats!)Do female frogs have more pigmentation ventrally than male frogs? And does the maxillary teeth of frogs originate from the upper jaw?