The most biochemically complex organisms are ________.

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#Question id: 8944

#XL - R Botany

Which two groups are most clearly represented in the Ediacaran fauna?

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#Question id: 417

#XL - R Botany

Muscle contraction involves the conversion of:

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#Question id: 11281

#XL - R Botany

Owls eat rats, mice, shrews, and small birds. Assume that, over a period of time, an owl consumes 5,000 J of animal material. The owl loses 2,300 J in feces and owl pellets and uses 2,500 J for cellular respiration. What is the production efficiency of this owl?

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#Question id: 10518

#XL - R Botany

HC-toxin from the fungus Cochliobolus carbonum, which causes northern leaf blight disease, and inhibits

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#Question id: 2042

#XL - S Microbiology

Which of the following process is required for the formation of C3 convertase that amplifies complement activation?