The upward movement of water and solute against gravitational force from root to aerial parts of the plant through xylem is called

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#Question id: 9220

#Unit 9. Diversity of Life Forms

Which of the following factors could cause the largest increase in the effective population size of a species?

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#Question id: 1048

#Unit 4. Cell Communication and Cell Signaling

A virion is composed of

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#Question id: 11195

#Unit 7. System Physiology – Animal

Action potentials move along axons ________.

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#Question id: 10595

#Unit 10. Ecological Principles

If the per capita birth rate (b) and per capita death rate (d) in one year is 0.80 and 0.20 respectively. if the initial population size is 600, what will be net change (dN) in population size in one year

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#Question id: 10394

#Unit 6. System Physiology – Plant

The interconversion of phytochrome Pr to Pfr form proposed by