Which taxon of eukaryotic organisms is thought to be directly ancestral to the plant kingdom?

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#Question id: 11713

#XL - S Microbiology

Theoretically, which two of the following present the richest potential sources of silica?

1.  marine sediments consisting of foram tests

2.  marine sediments consisting of diatom cases (valves)

3.  marine sediments consisting of radiolarian shells

4.  marine sediments consisting of dinoflagellate plates

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#Question id: 27585

#XL - U Food Technology

Rancidity is the spoilage of

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#Question id: 18548

#XL - R Botany

Sugarcane is cultivated through 

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#Question id: 1073

#XL - T Zoology

Prions

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#Question id: 1759

#XL - Q Biochemistry

What is the major long-term source of a foreign antigen in the body?