Shell coiling in snail is determined by genetic maternal effect for a single loci having D allele for dextral coiling but S allele for sinistral coiling. D dominant over S. which of the following cross would produced all progeny that is dextral coiling ?

I- DD Male X SS female

II- DD Male X DS female

III- SS Male X DD female

IV - DS Male X DS female

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#Question id: 11185

#XL - T Zoology

Use the information in the table to answer the question. Calculate the equilibrium potential for sodium. Assume a temperature of 37°C.

 

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#Question id: 15259

#XL - S Microbiology

Which media are called as general purpose media because they support the growth of many microorganisms.

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#Question id: 31

#XL - Q Biochemistry

Which of the following is the pair of enantiomers from the following substance? 

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#Question id: 4784

#XL - R Botany

The following is the biochemical pathway for purple pigment production in flowers of sweet pea Recessive mutation of either gene A or B leads to the formation of white flowers. A cross is made between two parents with the genotype: AaBb x aabb. Considering that the two genes are not linked, the phenotypes of the expected progenies are

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#Question id: 19576

#XL - P Chemistry

When ammonia is oxidized to form nitric acid, what catalyst is used?