The diagram below shows some fossils representing transition from non-tetrapod vertebrates (fish) to early tetrapods (such as Ichthyostega)
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Acanthostega
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Pandoriche
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Which statement provides the best evidence that Eusthenopteron is an ancestor of Ichthyostega?
O Both species contain DNA and amino acids
The fossils were found in different locations
O The fossils all share homologous structures
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For a to be healthy, it has to have lots of different kinds of plants and animals. all of the different types of plants and animals in an ecosystem. name four types of ecosystems from those listed in the video. b) c) d) most living things live here. all living things depend on how an ecosystem like a game of sticks? why should we build new buildings on existing land? name four extinct species from those listed in the video. b) c) d) the best way to wipe out a species is to the largest ecosystem in the world is this percent of the world is covered by water. how many of all species in the world live in the ocean? list five things you can do to increase biodiversity. b) c) d) e) how many species are we losing per hour?

Penelope studies how the structure and function of the nervous system is related to behavior. she is a psychologist

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