Exam 11: Evidence Of Evolution

These statements ask about elements and isotopes that have been important in learning about earth's history and the age of organisms.For each one, select the best choice from the five isotopes or elements below. -these form as a plate moves across an undersea hot spot

Bat wings,human forearms,elephant legs,and cat forelimbs are collectively referred to as _____.

After the publication of On the Origin of Species,the idea of evolution was generally accepted.What part of Darwin's theory of evolution,however,was fiercely debated?  

Of the following,which is the oldest event?  

Master genes that affect development tend to be highly ____; therefore,similarities in patterns of embryonic development reflect shared ancestry that can be evolutionarily ancient.

The similar body shape and color of dolphins and sharks is an example of ____.

Which early naturalist is known for describing nature as a continuum of organization?  

Typically,where would the oldest fossils be found?  

After studying the wildlife in the Amazon basin,____ proposed the theory of natural selection.

____ is the study of body plans and structures.

How are fossils older than 60,000 years dated?  

Which radical idea did Cuvier propose based on his studies of Earth's history?  

What is the correct order of land mass formation starting with the oldest and moving towards the most recent?  

Darwin's observation of vastly different species living in similar island environments led him to conclude that each population had arisen separately from existing species on these islands,since the geographic isolation prevented migration of species from the mainlands.This scenario is an example of ____.

The accepted explanation for the disappearance of the dinosaurs is _____.

These statements ask about elements and isotopes that have been important in learning about earth's history and the age of organisms.For each one, select the best choice from the five isotopes or elements below. -where the advancing edge of one plate plows under an adjacent plate,buckling it

Fossil evidence of ____ would be found in the deepest layers of Earth.

In his voyage around the world in the Beagle,what observation did Darwin make about animals?  

Similar structures that have evolved independently in different lineages that do not share common ancestry are called ____.

An asteroid impact on Earth is often associated with the formation of ____.