Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 32642
TLS Online TPP Program

#Question id: 10458

Which of the following statements is not true for cry proteins?

#Unit 6. System Physiology – Plant
  1. Both cry1 and cry2 appear to be ubiquitous throughout the plant kingdom
  2. cry1 protein is preferentially degraded under blue light, whereas cry2 is much more stable
  3. cry1 and cry2 are generally found in the nucleus, cry3 is localized to chloroplasts and mitochondria
  4. cry protein are also involved in DNA repair
More Questions
TLS Online TPP Program

#Question id: 10976

#Unit 7. System Physiology – Animal

In a resting adult, the typical ventricular ejection fraction has what value?
TLS Online TPP Program

#Question id: 3537

#Unit 8. Inheritance Biology

What is the probability of two offspring in which one dominant phenotype and one recessive phenotype from the mating Aa × Aa?
TLS Online TPP Program

#Question id: 10818

#Unit 10. Ecological Principles

Which of these relationships is generally not considered one that underlies community structure?
TLS Online TPP Program

#Question id: 4317

#Unit 3. Fundamental Processes

Which of the following functions does the product of the p53 gene carry out?
TLS Online TPP Program

#Question id: 562

#Unit 1. Molecules and their Interaction Relevant to Biology

Phenyl-methane-sulfonyl-fluoride (PMSF) inactivates serine proteases by binding covalently to the catalytic serine residue at the active site; this enzyme-inhibitor bond is not cleaved by the enzyme.  This is an example of what kind of inhibition?