A bacteria having doubling time of 1 minute, fills a cylindrical vessel completely in 3 hours. How much time will it take to fill half of the vessel?

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#Question id: 4763

#XL - R Botany

in a rare blood type referred to as the bombay phenotype, individuals are unable to attach the a or b antigens to their red blood cells. individuals that are homozygous recessive for gene "h" have the bombay phenotype and their blood type is type "o" regardless of their abo genotype. this is an example of what extension of mendelian inheritance?

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#Question id: 20240

#XL - P Chemistry

The bond angle in the ammonium ion is equal to

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#Question id: 351

#XL - Q Biochemistry

 If the cytoplasm of a cell is at pH 7, and the mitochondrial matrix is at pH 8, then the concentration of H+ ions ________.

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#Question id: 8888

#XL - R Botany

In a small stream, you pick up a rock and observe many small, flattened worms crawling on its undersurface. You decide that they belong to the phylum Platyhelminthes. To which class do they probably belong?

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#Question id: 11728

#XL - R Botany

Which of the following is the precursor of  Cytokinin?