Evolution Part 1 - Origin of Life

Multiple Select

Scientific Laws...

• Explain why things happen

• Are universally accepted facts or equations that can be used to make accurate predictions

• Predict what will happen

• Is a comprehensive explanation based on well documented data

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A Scientific Theory...

• Explain why things happen

• Are universally accepted facts or equations that can be used to make accurate predictions

• Predict what will happen

• Is a comprehensive explanation based on well documented data

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Laws are universally observable

.

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What is an example of a law?

• Mendelian Laws of Heredity

• Darwin's Theory of Evolution

• Law of conservation of energy

• Cell Theory

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What is an example of a Theory?

• Mendelian Laws of Heredity

• Darwin's Theory of Evolution

• Law of conservation of energy

• Cell Theory

Multiple Choice

One of the earliest ideas, suggested that life arises from nonlife.

• Theory of Biogenesis

• Spontaneous Generation

• Endosymbiont Theory

Multiple Choice

Proposed that ancestral eukaryotic cells absorbed prokaryotic cells, which evolved into organelles.

• Theory of Biogenesis

• Spontaneous Generation

• Endosymbiont Theory

Multiple Choice

States that only living organisms can produce other living organisms.

• Theory of Biogenesis

• Spontaneous Generation

• Endosymbiont Theory

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What did Darwin collect during his travels on the Beagle?

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Darwin noticed that different islands all seemed to have thier own, slightly different varieties of

.

Multiple Choice

Almost every specimen Darwin collected on the Galapagos was new to European scientists, though they were similar to species on mainland...

• Central America

• South Carolina

• South Africa

• South America

Multiple Choice

Island and _____________ species should not have been so similar, unless mainland species had _____________ since arriving on the islands.

• Island

  Changed

• Mainland

  Same

• Mainland

  Changed

• Island

  Same

Multiple Choice

Darwin hypothesized that new species could appear

• right after a change in climate

• never

• gradually through small changes in ancestral species

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Principles of Natural Selection:

Individuals show

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Principles of Natural Selection:

Individuals show

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Principles of Natural Selection:

More

are born then can survive.

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Principles of Natural Selection:

Variations that increase reproductive success will be more common in the next

.

Multiple Choice

Directed breeding to produce offspring with desired traits

• Evolution

• Natural Selection

• Artificial Selection

Multiple Choice

Cumulative change in a group of organisms through time

• Evolution

• Natural Selection

• Artificial Selection

Multiple Choice

Some competitors would be better equipped for survival than others, those less equipped would die.

• Evolution

• Natural Selection

• Artificial Selection