Practice Questions

TLS Online TPP Program

#Question id: 351

If the cytoplasm of a cell is at pH 7, and the mitochondrial matrix is at pH 8, then the concentration of H+ ions ________.

#Unit 1. Molecules and their Interaction Relevant to Biology

is 10 times higher in the cytoplasm than in the mitochondrial matrix
is 10 times higher in the mitochondrial matrix than in the cytoplasm
in the cytoplasm is 7/8 the concentration in the mitochondrial matrix
in the cytoplasm is 8/7 the concentration in the mitochondrial matrix

More Questions

TLS Online TPP Program

#Question id: 16316

#Unit 7. System Physiology – Animal

Psychology stress:

TLS Online TPP Program

#Question id: 9202

#Unit 9. Diversity of Life Forms

Which of the following statements regarding extinction is accurate?

TLS Online TPP Program

#Question id: 23613

#General Aptitude

If P + Q means P is the brother of Q; P ×Q means P is the father of Q and P − means P is the sister of Q, which of the following relations shows that I is the niece of K?

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: 9571

#Unit 10. Ecological Principles

All homeostatic systems used by organisms to regulate body temperature are described by which of the following?