In a bird species A, the male alone builds the nest, incubates the eggs and feeds the nestling. In bird species B, it is the female that does all that. In bird species C, both sexes contribute equally to the above activities. In species A and B, the uninvolved partner may fly away and mate again. Which sex among A, B and C is most likely to develop colorful plumage during breeding season?

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#Question id: 15454

#Unit 4. Cell Communication and Cell Signaling

B cells migrate to the lymphoid follicles, they are directed by chemokine interaction_________, which is secreted by follicular dendritic cells (FDCs)

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#Question id: 13208

#Unit 6. System Physiology – Plant

The polymer trapping model explains that, Plasmodesmata between the  Bundle sheath cell  and intermediary cells must be smaller that allows only selective sugar to diffuse from this Plasmodesmata such as;

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#Question id: 12965

#Unit 10. Ecological Principles

Phytoplankton is most frequently found in which of the following zones?

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#Question id: 19464

#Unit 13. Methods in Biology

Which is the common fixative agent that crosslinks amino groups on adjacent molecules

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#Question id: 8960

#Unit 9. Diversity of Life Forms

With the current molecular-based phylogeny in mind, rank the following from most inclusive to least inclusive.

1. ecdysozoan

2. protostome

3. eumetazoan

4. triploblastic