So This is Life

Evolutionary Thoughts

Life’s Long Story

Oh Yeah It’s Dead

The Human Drama Potpourri

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ChuckWill it Live or Will it Die?

Smart Guys

CluesDid You Read It?

Did You See It?

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Final Jeopardy

Phylogeny

Final Jeopardy

What are Bacteria, Archaea and Eucarya

The three main categories on the phylogenetic tree of life

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What is Supernaturalism?

This idea holds that “God” created Life

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What is Vitalism?

The theory that life is the result of a force like gravity

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What is the theory of Panspermia?

The theory that life is introduced to the Earth by

meteorite impacts

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What is the heterotroph Hypothesis or primordial soup theory?

The theory that life arises from the build up of organic

compounds in the ocean

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Who was A. I. Oparin or J. B. S. Haldane?

Proposed the heterotroph hypothesis

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What is the simplest definition of evolution?

Change

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What is a change in gene frequencies in a population over time?

The modern definition of evolution

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What is Darwin’s definition of evolution?

Descent with modifications

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What is a fact of evolution?

Animals alive today that were not in the past

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What is Macroevolution?

Microevolutionary change that builds up over time

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What is the length of time life has been evolving on Earth?

3.5 billion years

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What was the first form of life on Earth?

Bacteria-like organisms

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What is process of photosynthesis?

This increases the rate of evolution by releasing

oxygen into the atmosphere

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When did dinosaurs go extinct?

65 million years ago

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What is life moving out onto land?

This event sped up the rate of evolution even after the

evolution of sex

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What are trilobites?

Very old arthropods, extinct and related to insects and

crabs

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What are Ammonites?

Related to squids and considered to be the fish of

the oceans before fish

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What is the Cretaceous?

Time period most associated with dinosaurs

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What is stasis?

Fossils don’t actually tell us about change they really

illustrate this idea

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What is amber?

Compressed fossilized tree sap that often contains insects

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When did modern humans arise?

200,000 years ago

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What is binocular vision?

Trait inherited from our tree dwelling ancestors that allows us to see in three

dimensions

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What were Neanderthals?

This member of the Genus Homo lived at the same time

as us but died out about 25,000 years ago

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What is “LUCY”?

The most famous Australopithecine

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What is Homo antecessor?

Our most recent ancestor of the following: Homo habilis,

Homo neanderthalensis, Paranthropus robustus,

Homo antecessor

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What is extinction?

Common in evolutionary history and always associated with environmental change

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What is artificial selection?

An example of this is the multitude of dog breeds

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What is the Precambrian?

The oldest geologic time period

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What are the characteristics of a good theory?

Broad, testable, well supported and useful

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What is contingency?

The idea that events in the past effect events in the

future

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What is the “Origin of Species”?

Published in 1859

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What are the years of Darwin’s voyage on the Beagle?

1831-1835

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What is natural selection?

According to Darwin this is the mechanism by which

organisms evolve

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What are the Galapagos islands?

Darwin visited these now famous islands near Ecuador

in 1832

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What is gradualism?

Darwin’s idea concerning the speed at which evolution

happens

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Who is Charles Lyell?

He helped Darwin by describing the Earth as a very

old place

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Who was Thomas Malthus?

He helped Darwin by describing a struggle for

existence resulting from over-population

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What is artificial selection?

Examples of this phenomenon include animal

and plant breeding

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What is the theory of evolution by natural selection

Characteristics of this theory include: over-production of

offspring and variation in offspring

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What is variation?

The most important characteristic of organisms Darwin made on his trip on

the Beagle

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Who was Aristotle?

The scientist that developed the idea of the “Great Chain

of Being”

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Who was Jean Baptiste Lamarck?

A scientist that thought organisms evolved because

they saw the “need “ to do so

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Who were Niles Eldridge and Stephen Gould?

Scientists that developed the theory of evolution by punctuated equilibrium

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Who were Alfred Hershey and Martha Chase?

They developed the theory that all life has DNA as its

genetic material

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Who was Anaximander?

He claimed back in about 600BC that life originally

came from the sea

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What are fossils?

Dead and most commonly preserved in stone

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What are homologous structures

Bird wing, human arm,

whale fin

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What is biochemical evidence

All life forms have DNA and make proteins

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What is embryology

The zygotes of fish and reptiles and mammals

resemble eachother

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What is microevolution?

Small scale changes that happen in organisms over a

relatively short period of time

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What is a virus?

This may be the origin of the eukaryotic nucleus

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What is the jaw?

This may have developed as a result of fish trying to

improve their ability to breathe

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Who was Fitzroy

The captain of the

H. M. S. Beagle

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Pikaia

The earliest known member of the Chordata phylum

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Gunter Wachtershauser

He developed the “Open Faced Sandwich” theory

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Who is Bill Nye?

The “science guy”

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Hat is the “Planet of the Apes”

A movie containing a scene of a destroyed statue of

liberty

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What are planetesimals?

Structures that are thought to have formed the planets

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What are meteorite collisions with the Earth?

These may have caused many extinctions including that of

the dinosaurs

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Who is David Attenborough?

The host of the

“Life on Earth”

series

Daily Double

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Daily Double

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The Jeopardy champion!