Like this study set? Create a free account to save it.

Sign up for an account

Already have a Quizlet account? .

Create an account

Chapter 16 Test

The forelimbs of early mammals were similar in all features except


Fossils found in the lowest geological strata are generally the most


Scientist began to question the perfection of the Chain of Being because of

all of the choice

The study of the patterns in the distribution of plants and animals around the world is


George Cuvier was a strong component of the theory of


The theory of catastrophism

held that after a series of massive extinctions, the world was repopulated by survivors of existing species

There is no convincing fossil evidence for which of the following


Which of the following states is not true concerning Lamarck's theory of inheritance of acquired characteristics?

Nature selects the best adapted individuals to survive and reproduce

Darwin's mentor, who arranged for Darwin's position on HMS Beagle was

John Henslow

The place Darwin visited on his trip around the world that had the greatest impact on his thinking was

The Galapagos Islands

Darwin was influenced by which of the following concepts attributed to Charles Lyell?

The geological forces in Earth's history show predictable uniformity.

In Argentina, Darwin noted the similarity of fossils of glyptodonts to modern


According to Darwin, natural selection is based on the ____ found in populations


Thomas Malthus propsed that

The population multiplied faster than the food supply

The person credited with being the codiscoverer of the theory of natural selection was

Alfred Wallace

The feature of Darwin's finches that underwent modification was the


Which of the follow was not one of Darwin's observations?

Most individuals have an equal chance to survive and reproduce

The idea that fossils were the remnants of ancient forms of life was developed because

all of these.

The fossil record is incomplete because

all of these

Fossils would include

all of these

Which of the following organisms would you expect to find preserved as a fossil?

a shelled arthropod such as a trilobite

which of the following habitats is most likely to be rich in fossils?

bed of former shallow sea

Radiometric dating of the most ancient fossils uses the

ratio of uranium to lead in volcanic rock found with the fossils

Life probably originated during which geological time?


The large land mass that contained all the continents was called


Plate tectonic theory is based on

the movement of Earth's crust

Which of the following was not originally part of Gondwana?

North America

The convergence in external morphology of sharks, penguins, and porpoises is attributed to

selection pressures that are common to these groups

Which of the following serve as examples of morphological convergence?

sharks, penguins, and porpoises

Possible evolutionary relationships, when determined solely by the study of comparative morphology, may be incorrect due to

morphological convergence

The wings of a bird and the wings of a butterfly are ___ and show morphological _____

analogous; convergence

Which of the following would be considered more primitive based upon the structure of their limbs?

early reptiles

The study of early life stages has revealed the conservative nature of the genes responsible for

embryonic development

What gene controls the expressions of the D1x gene in vertebrates?


Comparisions of protein similarity between species can reveal the degree of genetic kinship because

specific amino acids are dictated by known nucleotide sequences

Nucleic acid hybridization studies

measure the amount of hear necessary to separate two single stands of DNA that have allowed to fuse together

The most conclusive evidence used in establishing the relationship of closely related species is

nuclic acid sequencing

Which of the following is not a useful indicator of phylogenetic relatedness?

similar ecological requirements

Which mutations are not subject to natural selection?


Neutral mutations

are not subject to selection

Neutral mutations

allow the time of divergence between different forms to be pinpointed

The concept of a molecular clock is based on the idea that

neutral mutations occur at regular rates

Which of the following groups represents the most closely related organisms?


Which of the following is written correctly?

Felis domestica

Cladistics uses which of the following to group organisms?

derived characteristics

Which of the following eukaryotic kingdoms is not monophyletic and may soon be split into several kingdoms?


Please allow access to your computer’s microphone to use Voice Recording.

Having trouble? Click here for help.

We can’t access your microphone!

Click the icon above to update your browser permissions and try again


Reload the page to try again!


Press Cmd-0 to reset your zoom

Press Ctrl-0 to reset your zoom

It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.

Please upgrade Flash or install Chrome
to use Voice Recording.

For more help, see our troubleshooting page.

Your microphone is muted

For help fixing this issue, see this FAQ.

Star this term

You can study starred terms together

Voice Recording