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Figure 20.58 -If Snakes Did Evolve from Burrowing Lizards,which of the Following

question 84

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figure 20.58 figure 20.58   -If snakes did evolve from burrowing lizards,which of the following is the most likely explanation for the selective advantage of snakes losing their hindlimbs? A) They could pursue small prey down holes better without hind limbs B) They would be able to move faster without hindlimbs C) They could grasp prey better without hindlimbs D) They could swim better without hindlimbs E) They could dig tunnels faster without hindlimbs
-If snakes did evolve from burrowing lizards,which of the following is the most likely explanation for the selective advantage of snakes losing their hindlimbs?


Definitions:

Passive Margin

A continental margin that is not associated with a plate boundary and generally experiences less tectonic activity, often featuring thick sediment deposits.

Supercontinent

A massive landmass consisting of all, or nearly all, of the Earth's continents merged together, which has formed and broken apart several times in Earth's history.

Rodinia

An inferred supercontinent, consisting of all the continents joined, that existed near the Precambrian-Paleozoic boundary.

Taconic Orogeny

An early Paleozoic orogeny that occurred in the northern Appalachians and is interpreted to represent a collision between an island arc and North America.

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