Lamarck's Hypothesis of Evolution pt.1

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According to Lamarck's hypothesis of evolution, species evolve through which mechanisms?

Natural selection and genetic mutation

Use and disuse of body parts and inheritance of acquired characteristics (correct)

Competition for resources and survival of the fittest

Random genetic drift and gene flow

Which statement best describes Lamarck's hypothesis of evolution?

Species evolve through the competition for resources and survival of the fittest

Species evolve through natural selection and genetic mutation

Species evolve through the use and disuse of body parts and the inheritance of acquired characteristics (correct)

Species evolve through random genetic drift and gene flow

What is the main difference between Lamarck's hypothesis and the mechanisms proposed by Darwin?

Lamarck's hypothesis focuses on natural selection, while Darwin's mechanisms focus on genetic mutation

Lamarck's hypothesis includes the inheritance of acquired characteristics, while Darwin's mechanisms do not (correct)

Lamarck's hypothesis is supported by evidence, while Darwin's mechanisms are not

Lamarck's hypothesis involves the use and disuse of body parts, while Darwin's mechanisms involve competition for resources

What was Charles Darwin's occupation during the five-year voyage on the Beagle?

Naturalist and companion to Captain Robert FitzRoy Signup and view all the answers

What did Charles Darwin collect during his travels on the Beagle?

South American plants and animals Signup and view all the answers

What was Charles Darwin's main area of study at Cambridge University?

Theology Signup and view all the answers

What was Lamarck's hypothesis of evolution based on?

Evidence from the use and disuse of body parts Signup and view all the answers

Which of the following is NOT a mechanism proposed by Lamarck?

Competition for resources Signup and view all the answers

What is the current scientific consensus on Lamarck's hypothesis of evolution?

It is widely rejected and not supported by evidence Signup and view all the answers

What is the main focus of Darwin's mechanisms of evolution?

Genetic mutation and natural selection Signup and view all the answers

What did Darwin observe about fossils and living species?

Fossils resembled living species but living species resembled other species Signup and view all the answers

What influenced Darwin's belief that Earth was more than 6,000 years old?

The Principles of Geology by Lyell Signup and view all the answers

What did Darwin infer from the uplift of rocks on the coast of Chile?

The similarity between geological processes and fossil findings Signup and view all the answers

What sparked Darwin's interest in the geographic distribution of species?

The voyage of the Beagle Signup and view all the answers

What did Darwin hypothesize about the species from South America and the Galápagos Islands?

They speciated on the islands Signup and view all the answers

How do biologists believe the diverse group of Galápagos finches arose?

Through the gradual accumulation of adaptations Signup and view all the answers

When did Darwin write an essay on natural selection as the mechanism of descent with modification?

In 1844 Signup and view all the answers

What did Darwin observe about beak variation in Galápagos finches?

Beak shapes were influenced by diet Signup and view all the answers

What did Darwin perceive as closely related processes?

Adaptation to the environment and natural selection Signup and view all the answers

What did Darwin observe about the resemblance between fossils and living species?

Fossils and living species resembled each other Signup and view all the answers