In the glycolytic reaction one of the step is catalyzed by ATP-dependent phosphofructokinase is essentially irreversible, at the same step which one of the following enzyme used in gluconeogenesis, both of the enzymes are ATP dependent.

#Question id: 4978

#11. Evolution and Behavior

The dicynodonts survived the mass extinction that was most closely correlated in time, if not in cause, with

#Question id: 5012

#11. Evolution and Behavior

#Question id: 5014

#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

#Question id: 5015

#11. Evolution and Behavior

 During which of the following largest mass extinction recorded in the history of life on Earth.

#Question id: 5017

#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

#Question id: 5018

#11. Evolution and Behavior

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