Which of the following statements is true under ordinary conditions?
A)DNA and RNA last only for a short time within a cell.
B)DNA lasts forever within a cell while RNA lasts only for a short time.
C)RNA lasts forever within a cell while DNA lasts only for a short time.
D)RNA and DNA both last forever within a cell.

Question

Quizplus · Accepted Answer

DNA is a stable molecule with a long half-life, while RNA is much more unstable and has a shorter lifespan. Under ordinary conditions, DNA can last for the lifetime of a cell, while RNA is constantly being made and degraded as needed. Therefore, choice B is the correct statement.

Which of the Following Statements Is True Under Ordinary Conditions