The Fossil Record and Evolution

What You'll Learn

The fossil record provides evidence for evolution by showing how organisms have changed over time. Transitional fossils show features of both ancestral and descendant species.

Key Words

dominant
recessive

Steps

Step 1 — Read

Read and learn: The fossil record provides evidence for evolution by showing how organisms have changed over time. Transitional fossils show features of both ancestral and descendant species.

Step 2 — Do

Follow the procedure carefully, step by step.

Step 3 — Observe

Use your senses (except taste) to describe what you notice.

Step 4 — Record

Write a summary of your findings in 3-5 sentences.

Check Your Understanding

Question 1

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What provides evidence for evolution?