A botanist discovers a new species of plant in a tropical rain forest. After observing its anatomy and life cycle, the following characteristics are noted: flagellated sperm, xylem with tracheids, separate gametophyte and sporophyte generations with the sporophyte dominant, and no seeds. This plant is probably most closely related to 

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#Question id: 1568

#Unit 4. Cell Communication and Cell Signaling

which one of these is not a characteristics  of B-cell?

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#Question id: 12191

#Unit 6. System Physiology – Plant

Auxin efflux transport inhibitors is

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#Question id: 11173

#Unit 10. Ecological Principles

Chemical signals between individuals of the same species are called

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#Question id: 28335

#Unit 5. Developmental Biology

Gap genes regulate the transcription of pair-rule genes, which are responsible to___

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#Question id: 11009

#Unit 7. System Physiology – Animal

What is the normal total delay of the cardiac impulse in the A-V node plus bundle?