Most of the neurons in the human central nervous system are ________.

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#Question id: 12970

#Unit 10. Ecological Principles

In deep-sea hydrothermal vents near the Galapagos Islands, bacteria obtain energy by oxidizing hydrogen sulphide released from the vents. Giant tube worms, which lack mouths and digestive systems, harbour the bacteria in their tissues and use them as a source of organic molecules. Clams obtain energy by filtering bacteria directly from the water, and numerous crabs and octopi feed on the clams. In this unique ecosystem, the bactena are playing the role of

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#Question id: 15416

#Unit 5. Developmental Biology

Which of the following statements are regarding to lens induction in xenopus is incorrect?

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#Question id: 8959

#Unit 9. Diversity of Life Forms

The most ancient branch point in animal phylogeny is that between having

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#Question id: 26475

#Unit 3. Fundamental Processes

If the nonsense mutation in one gene of a transcription unit it leads to the premature termination of transcription the phenomenon known as

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#Question id: 2930

#Unit 2. Cellular Organization

The S. cerevisiae homolog of Xenopus MPF is: