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TLS Online TPP Program

#Question id: 12071

The most serious hypokalemia would occur in which of the following conditions?

#Unit 7. System Physiology – Animal
  1. Decrease in potassium intake from 150 to 60 mEq/day
  2. Increase in sodium intake from 100 to 200 mEq/day
  3. Fourfold increase in aldosterone secretion plus high sodium intake
  4. Fourfold increase in aldosterone secretion plus low sodium intake
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TLS Online TPP Program

#Question id: 10720

#Unit 10. Ecological Principles

What is the Jaccard index between the two communities?
TLS Online TPP Program

#Question id: 713

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following polypeptides is most likely to form an α helix?
TLS Online TPP Program

#Question id: 23043

#Unit 12. Applied Biology

Which phytoremediation technique uses plant roots to take up contaminated groundwater or surface water?
TLS Online TPP Program

#Question id: 5845

#Unit 8. Inheritance Biology

Which of the following statements is false?  In vitro, the strand-exchange reaction:
TLS Online TPP Program

#Question id: 7260

#Unit 5. Developmental Biology

There are maternally-determined variations along the animal-vegetal axis that are necessary for normal development in sea urchin. Which of the following statements about regulation in sea urchin embryos is consistent with that fact?