Which one of the following fungal phytotoxin, stimulates both rapid proton extrusion and transient growth in stem and coleoptile sections?

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#Question id: 18597

#Unit 11. Evolution and Behavior

Rapid development of the flowering plant appeared in which geological era?

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#Question id: 1046

#Unit 4. Cell Communication and Cell Signaling

Viruses that infect bacteria are referred to as

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#Question id: 6610

#General Aptitude

Find the next term in the sequence : 9I, 11K, 13M, …

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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: 32517

#Unit 1. Molecules and their Interaction Relevant to Biology

A typical mitochondrion can be thought of as a cylinder 1 µm in diameter and 2 µm in length. If the pH in the matrix is 7.8, how many protons are contained in the mitochondrial matrix?