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TLS Online TPP Program

#Question id: 11849

According to chemiosmotic model for polar auxin transport, auxin _____A_______is driven by the______B________ across the plasma membrane, while auxin ___C_____is driven by the_________D_________

#Unit 6. System Physiology – Plant
  1. A-efflux,  B-proton motive force (∆E + ∆pH),  C-infflux,  D-membrane potential, ∆E
  2. A-influx,  B-proton motive force (∆E + ∆pH),  C-efflux,  D-membrane potential, ∆E
  3. A-influx,  B-membrane potential, ∆E,  C-efflux,  D-proton motive force (∆E+∆pH)
  4. A-removal,  B-membrane potential, ∆E,  C-uptake,  D-proton motive force (∆E+∆pH)
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TLS Online TPP Program

#Question id: 5199

#Unit 11. Evolution and Behavior

For mapping studies of genomes, most of which were far along before 2000, the 3 -stage method was often used. Which is the usual order in which the stages were performed, assuming some overlap of the three?
TLS Online TPP Program

#Question id: 5012

#Unit 11. Evolution and Behavior

A

Silurian

I

Seed plants appear

B

Devonian

II

Gymnosperms dominant

C

Carboniferous

III

Invasion of land by primitive land plants

D

Jurassic

IV

first reptiles
TLS Online TPP Program

#Question id: 5014

#Unit 11. Evolution and Behavior

 Following geological time period and major evolutionary event?

I. Devonian                            A. Gymnosperms dominant

II. Jurassic                               B. Amphibians diversify; first reptiles

III. Carboniferous                  C. Mammals appear

IV. Triassic                           D. Seed plants appear
TLS Online TPP Program

#Question id: 5015

#Unit 11. Evolution and Behavior

 During which of the following largest mass extinction recorded in the history of life on Earth.
TLS Online TPP Program

#Question id: 5017

#Unit 11. Evolution and Behavior

Arrange these events from earliest to most recent.

1.  emission of lava in what is now Siberia at time of Permian extinctions

2.  emission of lava that solidified at the same time as iron-bearing terrestrial rocks began to rust

3.  emission of lava that solidified at the same time as rusted iron precipitated from seawater

4.  emission of lava in what is now India at time of Cretaceous extinctions
TLS Online TPP Program

#Question id: 5018

#Unit 11. Evolution and Behavior

Which event is nearest in time to the end of the period known as snowball Earth?