F1 heterozygous females are test-crossed with males and produced 1800 progeny The interference between these genes is 0.4. What number is of observe double cross over? 

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#Question id: 12545

#Unit 10. Ecological Principles

Nitrogen is available to plants only in the form of

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#Question id: 15301

#Unit 5. Developmental Biology

Initially, the morula does not have an internal cavity. However, during a process, cavitation, the trophoblast cells secrete fluid into the morula to create a blastocoel, these 

membranes of trophoblast cells contain_______?

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#Question id: 33147

#Unit 2. Cellular Organization

In late mitosis and early G1, APC/C–Cdh1 triggers the destruction of a Cdt1 inhibitor which allowing Cdt1 to be active called:

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#Question id: 28722

#Unit 2. Cellular Organization

For Sar1 protein, which one act as a GEF factor?

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#Question id: 28522

#Unit 5. Developmental Biology

The apical cell undergoes a series of divisions to generate a spherical, eight-cell (octant) globular embryo exhibiting radial symmetry, is called as____