A sex-linked recessive allele c produces a red-green colorblindness in humans. A normal woman whose father was colorblind marries a colorblind man. What are the chances that the second child from this marriage will be a colorblind boy?

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#Question id: 193

#XL - T Zoology

An ion commonly found in metalloenzymes and which can undergo reversible oxidation and reduction is

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#Question id: 5076

#XL - T Zoology

Homeotic genes are responsible for:

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#Question id: 10555

#XL - R Botany

The water molecule, hydrogen–oxygen bonds form an angle of 105°, The opposite partial charges (δ– and δ+) on the water molecule lead to the formation of which bond with other water molecules,

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#Question id: 1599

#XL - S Microbiology

Name the class of MHC which is recognized by CD4 TH cell.

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#Question id: 9616

#XL - S Microbiology

Which mutation should least require realignment of homologous regions of a gene that is common to several related species?