In case of mouse cumulus cells secrete a substance that attracts sperm and hyperactivates them through CatSper channels, these substance is___ 

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#Question id: 12703

#Unit 8. Inheritance Biology

In the plants, due to mutation in the mitochondrial genome causing cytoplasmic male sterility can be influenced by the nuclear gene (Rf),  which is dominant over the cytoplasmic mitochondrial genome. If a male sterile plant  is pollinated by the fertile male plant with homozygous (Rf)condition, the progeny obtained in F1 will have

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#Question id: 1332

#Unit 4. Cell Communication and Cell Signaling

Desmosomes

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#Question id: 2639

#Unit 2. Cellular Organization

A Lac repressor is a tetramer repressed when bound to the inducer. The trp repressor is a ____________________

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#Question id: 7553

#General Aptitude

A man travelled a distance of 61 km is 9 hours. He travelled partly on foot at 4 km/hr and partly on bicycle at 9 km/hr. What is the distance travelled on foot?

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#Question id: 11712

#Unit 9. Diversity of Life Forms

The following are all characteristic of the water molds (oomycetes) except