With reference to reactive oxygen species (ROS), which of the following statements, if any, is false?
a) ROS are an inevitable consequence of the chemical reactions that occur in cells and are formed by the incomplete one-electron reduction of oxygen.
b) Common examples of ROS include hydrogen peroxide (H2O2), superoxide anions (O2-) and hydroxyl radicals (OH.).
c) ROS are generated in different intracellular compartments, but notably in mitochondria.
d) ROS are functionally valuable: they play important roles in both intercellular and intracellular signalling.
Correct Answer:
Verified
Q1: With reference to DNA repair, which of
Q2: Fill in the blanks below.
In the nuclear
Q4: Match individual environmental factors
a) to
e) to associated
Q5: List three ways in which an unrepaired
Q6: What, approximately, is the fraction of genetic
Q7: Match the types of DNA damage
a) to
g)
Q8: Which, if any, of the following statements
Q9: With reference to aberrant methylation of bases
Q10: Which, if any, of the following observations
Q11: Fill in the blanks below.
The DNA in
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents