Phosphoric acid is tribasic, with pKa of 2.14, 6.86 and 12.4. The ionic form that predominates at pH 3.2 is

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#Question id: 11858

#General Aptitude

A, B and C start at the same time in the same direction to run around a circular stadium . A completes a round in 252 seconds , B in 308 seconds and C in 198 seconds all starting at the same point . After what time will they meet again at the starting point ?

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#Question id: 11547

#Unit 7. System Physiology – Animal

A cluster of tumor cells that produces and secretes growth factors to induce surrounding cells to grow and divide is showing which type of cell-to-cell signaling?

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#Question id: 28097

#Unit 6. System Physiology – Plant

Asada-Halliwell pathway protects plants against oxidative stress during unfavorable environmental growth regimes 

a. Also known as The ascorbate-glutathione pathway 

b. Involved only enzymatic reaction 

c. Involved both enzymatic as well as non enzymatic reation 

d. Is an indispensable component of the ROS homeostasis mechanism of plants

Which of the following is correct

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#Question id: 18598

#Unit 11. Evolution and Behavior

First forest plants appeared in which geological period time scale?

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#Question id: 4384

#Unit 3. Fundamental Processes

Transcriptionally inactive genes