We appreciate your visit to Base your answer on the diagram below and on your knowledge of biology Which statement is a basic assumption from The Beaks of Finches lab. This page offers clear insights and highlights the essential aspects of the topic. Our goal is to provide a helpful and engaging learning experience. Explore the content and find the answers you need!
Answer :
The beaks of Finches show different types of beaks which indicates the type of food the finch eats. Thus, the correct option is A.
What are Darwin's finches?
Darwin observed the different finches species which are found in the Galapagos island and he observed that the beak shape varies among the different finch species. He postulated that the beak of an ancestral species had been adapted over time to make the finches acquire different food sources which are available to them on the island.
The beaks of the isolated groups of finches have been evolved with time to match their niche diets and were an important clue for the Charles Darwin in developing his theory of evolution and of natural selection as well. Their long, pointed beak curves in the downward direction, which helps them to lift off tree bark scales in a better way and find the hidden insects.
Therefore, the correct option is A.
Learn more about Darwin's finches here:
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Final answer:
The basic assumption from The Beaks of Finches lab is that the beak type of a finch is indicative of its diet, as adaptations have led to beak shapes suitable for different food sources.
Explanation:
Based on the diagram and knowledge of biology, the basic assumption from The Beaks of Finches lab is best represented by option A) The type of beak indicates the type of food the finch eats. This is because the varied beak shapes among finch species are a result of adaptation and evolution in response to different food sources available in their respective habitats. Charles Darwin observed these variations and postulated that finch beak shapes had adapted over generations to best suit the specific dietary needs of each species. For instance, the fruit and seed-eating birds have thicker, stronger beaks suited for breaking hard nuts, while nectar-eating birds have long beaks to dip into flowers to reach nectar, and insect-eating birds have beak shapes ideal for capturing insects.
