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TLS Online TPP Program

#Question id: 11047

As plants absorb water from the soil, they deplete the soil of water near the surface of the roots, This depletion due to

#Unit 6. System Physiology – Plant
  1. increases Hydrostatic pressure (ψp) in the water near the root surface
  2. establishes a pressure gradient with respect to neighboring regions of soil that have higher ψp values
  3. increase Hydrostatic pressure(ψp) in the water near the root surface
  4. Establishes a pressure gradient with respect to neighboring regions of soil that have lower ψp values
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TLS Online TPP Program

#Question id: 11222

#Unit 7. System Physiology – Animal

A chemical that affects neuronal function but is not stored in presynaptic vesicles is ________.
TLS Online TPP Program

#Question id: 3668

#Unit 3. Fundamental Processes

In most plasmids, the genes for proteins required for replication are located very close to the ______________ at which their gene are transcribed.
TLS Online TPP Program

#Question id: 9247

#Unit 9. Diversity of Life Forms

What is the single greatest threat to biodiversity?
TLS Online TPP Program

#Question id: 624

#Unit 1. Molecules and their Interaction Relevant to Biology

The following data were obtained in a study of an enzyme known to follow Michaelis-Menten kinetics: The Km for this enzyme is approximately:
TLS Online TPP Program

#Question id: 24168

#General Aptitude

___________________. It rained in April; it rained in May. It rained in the mornings; it rained in the afternoons. It poured, it drizzled, it showered, it misted—but always it rained. But the good news is we won’t have a drought this summer.