BIO 182 Study Guide 1: Chapter 22 - Descent with Modification

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What is the main idea behind uniformitarianism?

The Earth's features result from slow and continuous processes over vast periods of time. (correct)

The Earth's features result from random and unpredictable processes.

The Earth's features result from a combination of slow and sudden processes.

The Earth's features result from sudden and catastrophic events.

Who proposed the idea that Earth's geologic features were formed gradually?

James Hutton (correct)

Grand Canyon University

Darwin

Charles Lyell

According to Charles Lyell, what is the rate at which current geologic processes operate?

Random and unpredictable

Slower than in the past

At the same rate as in the past (correct)

Faster than in the past

What did Darwin draw from the study of fossil remains found in sedimentary rock layers?

Traces of organisms from the past Signup and view all the answers

What does the concept of gradualism propose for the formation of Earth's geologic features?

Formation through slow and continuous processes over vast periods of time Signup and view all the answers

According to James Hutton, how were valleys formed?

Gradually formed by rivers Signup and view all the answers

Which concept emphasizes slow and continuous processes shaping the Earth's surface?

Theory of Superposition Signup and view all the answers

Who developed the concept of Catastrophism based on sudden, short-lived, and violent events or catastrophes?

Georges Cuvier Signup and view all the answers

Which process does Darwin's theory of natural selection not necessarily require?

Catastrophic events Signup and view all the answers

What does Descent with Modification posit about the adaptations of organisms?

They have undergone modifications over time. Signup and view all the answers

What did Cuvier observe in the different layers of strata?

New species disappearing while others appear Signup and view all the answers

Which theory implies major changes can occur relatively quickly in geological terms?

Catastrophism Signup and view all the answers

What did Darwin reason about the age of the Earth based on slow change over time?

It must be older than a few thousand years. Signup and view all the answers

How does Gradualism differ from Catastrophism in terms of the pace of change?

Gradualism emphasizes slow and continuous processes, whereas Catastrophism suggests relatively quick changes. Signup and view all the answers

What influenced Darwin's ideas on evolution?

Study of fossils and geological processes Signup and view all the answers

What did gradualism provide a framework for understanding?

Long-term changes Signup and view all the answers

BIO 182 Study Guide 1: Chapter 22 - Descent with Modification

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