If a portion of the pancreas is surgically removed from a rat and the rat subsequently loses its appetite, one explanation is that the removed portion contains cells that secrete a chemical signal that somehow stimulates appetite. Given this scenario, what type of chemical signaling is occurring?

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#Question id: 27918

#Zoology

What does evolution indicate?

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#Question id: 27920

#Zoology

Who was greatly influenced by Lyell’s teachings, and he adopted uniformitarianism in his thinking about evolution?

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#Question id: 27921

#Zoology

Who hypothesized that different organisms originated separately by spontaneous generation from nonliving matter ?

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#Question id: 27923

#Zoology

There is some given main postulates of darwinism, except?

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#Question id: 27924

#Zoology

Which of the following is the most common way that new gene arises in eukaryotes?

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#Question id: 27925

#Zoology

Birth of new gene arises in eukaryotes by following phenomenon, except?