One form of white eye is a recessive X-linked gene in Drosophila. From a mating of a heterozygous wild-type Drosophila female with a white-eyed male, what is the probability of wild type offspring?

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#Question id: 27445

#XL - R Botany

The two-kingdom classification system was given by

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#Question id: 2138

#XL - T Zoology

Integrins are

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#Question id: 5685

#XL - R Botany

Human sperm are allowed to fertilize ova having non- functional ovastacin. The following possibilities may be of significance in the fusion of these gametes:

A.        The sperms will not fertilize ova.

B.        The sperms will bind and penetrate the zona pellucida but will not be able to fuse with ovum membrane.

C.        ZP2 will not be clipped by cortical granule protease.

D.        CD9 protein of egg membrane microvilli will not be able to interact sperm membrane proteins in the absence of ovastacin.

E.         Polyspermy may occur frequently.

Which combination of statements represent the outcome of the above event?

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#Question id: 5844

#XL - T Zoology

In homologous genetic recombination, RecA protein is involved in:

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#Question id: 362

#XL - Q Biochemistry

A 0.01 M solution of a substance has a pH of 2. What can you conclude about this substance?