Lamarck's Theory of Evolution Concepts

The idea that an organism can pass on characteristics, that it acquired during its lifetime is called

Jean-Baptiste Lamarck proposed the idea that organisms can acquire traits during their lifetime and pass them on to their offspring. This is known as the:

• law of use and disuse

• theory of natural selection

• theory of evolution

• dna

According to Lamarck theory of use and disuse, if the body part is not used it

What happened to the neck of each giraffe generation according to Lamarck?

• it grew longer

• long neck giraffes survived and short neck giraffes died

• giraffes become less hungry

• giraffes reproduce less

Lamarck theory of evolution paved the way for which scientist?

Snakes crawl on their bellies because they stopped using their

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NGSS.MS-LS4-4

Traits can only be passed from parents to offspring through

• genetic information

• magic

• acquiring traits from action

• law of disuse

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One of the main criticisms of Lamarck's theory is that it:

• Did not account for genetic variation

• Overemphasized the role of the environment

• Did not explain how traits were passed on to offspring

• All of the above

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