Ister taxa Tiger Jeguar Canada Bobcat leopard Tiger Lion (cub) Most recent of Ca

Question

Ister taxa Tiger Jeguar Canada Bobcat leopard Tiger Lion (cub) Most recent of Canada lynxcoat and bobcat Tips or nodes tail s terminal Branches/Transitions e Nodes Root Most recent common ancestor of all the cats 15.) Referring to the phylogeny presented in the Figure above, the closest relatives of lions are A) tigers and jaguars B) leopards and jaguars C) tigers and leopards D) snow leopards and leopards Birds Crocodiles Lizards Turtles Mammals 16.) Referring to the above tree, lizards are more closely related to crocodiles than to turtles: A) FALSE because turtles share common ancestor W with lizards but not crocodiles B) TRUE because lizards are closer to crocodiles on the tree C)FALSE because the ancestor of turtles (W) is connected to the ancestor of lizards (C) whereas the ancestor of crocodiles (P) is connected to lizards, crocodiles, and birds. D) TRUE because lizards share a more recent common ancestor with crocodiles than with turtles 17.) In the same above tree from Question 16, species C was a BIRD A) TRUE because C is descended from birds. B) FALSE because the tree does not provide that information. C) TRUE because P was a bird. D) FALSE because C was a crocodile mology is most likely to be found between organisms that belong to the same 18.) The least degree of structural ho A) Family B) Phylum C) Kingdom D) Class Salamander Lizard Goat Human A) The salamander lineage is not a basal taxon. B) The tree is polyphyletic C) Goats are more closely related to lizards than they are to humans. D) Lizards are as equally closely related to goats as they are to humans. 19.) Which of the following conclusions is supported by the phylogenetic tree presented above?

Explanation / Answer

15) leopards and jaguars

16) False - option a.

17) False - option b.

18) Kingdom shows least degree of common characters i.e., homology.

19) Lizards are equally closely related to goats as they are to humans.

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