Structures as different as human arms, bat wings, and dolphin flippers contain many of the same bones, which develop from similar embryonic tissues. These structural similarities are an example of ________.

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#Question id: 927

#XL - Q Biochemistry

In the disease sprue, vitamin B12 (cobalamin) is poorly absorbed in the intestine, resulting in B12 deficiency. If each of the following fatty acids were in the diet, for which one would the process of fatty acid oxidation be most affected in a patient with sprue?

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#Question id: 1564

#XL - S Microbiology

When antibodies bind antigens, the clumping of antigens results from ________.

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#Question id: 2657

#XL - T Zoology

In Lac-operon, the gene product of LacA gene is

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#Question id: 429

#XL - Q Biochemistry

An organism that uses organic molecules as carbon sources and obtains energy by oxidizing inorganic molecules is a(an) ________.

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#Question id: 19666

#XL - P Chemistry

The Lucas test was carried out on three different compounds: A, B, and C. Compounds A and B were turbid at ambient temperature, while compound C did not become turbid until it was heated. Which one of the compounds is tertiary in structure?