Humans maintain a nearly constant level of hemoglobin by continually synthesizing and degrading it. This is an example of a(n):

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#Question id: 23487

#General Aptitude

Which one of the following is not an Internet Service Provider (ISP)?

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#Question id: 10538

#Unit 6. System Physiology – Plant

Injury to the leaf caused by herbivory activates which types of ion channels?

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#Question id: 15735

#Unit 12. Applied Biology

How meristem cultures are able to generate pathogen free plants. Choose the most appropriate statement.

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#Question id: 49

#Unit 1. Molecules and their Interaction Relevant to Biology

The equilibrium constant, Keq, for the following reaction is 2 × 105 M: If the measured cellular concentrations are [ATP] = 5 mM, [ADP] = 0.5 mM, and [Pi] = 5 mM, on the basis of the above information calculate the Keq in living cells?

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#Question id: 11292

#Unit 10. Ecological Principles

In an pond ecosystem the _____ is always greater than the _____ .

(a) number of primary producers . . . number of secondary consumers

(b) biomass of secondary consumers . . . biomass of primary consumer

(c) assimilation efficiency of primary consumers . . . assimilation efficiency of secondary consumers

(d) biomass of primary producers . . . biomass of primary consumers