Soon after the coelom begins to form, a researcher injects a dye into the coelom of a deuterostome embryo. Initially, the dye should be able to flow directly into the

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#Question id: 4608

#XL - T Zoology

What must be true of any organ described as vestigial?

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#Question id: 11293

#XL - R Botany

Measurement of phytoplankton production, take sample of phytoplankton suspended in two bottles in lake. One bottle (D) is dark in colour but second bottle (L) light in colour. After some time productivity measure as follow Where Lo –oxygen concentration in light bottle, Do –oxygen concentration in Dark bottle, Io –oxygen concentration in bottle before incubation    

A)  Lo- Do                     B) Lo- Io  C) Io- Do

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#Question id: 15178

#XL - S Microbiology

What does Salmonella typhimurium and E. coli synthesize as part of their acidic tolerance response.

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#Question id: 5094

#XL - T Zoology

Cell migration occurs extensively during ________.

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#Question id: 9613

#XL - S Microbiology

Which of the following pairs are the best examples of homologous structures?