Multiple choice

According to ________, ageing is caused due to increase in number of bonds between proteins and nucleic acid molecules in cells.

  1. gene theory

  2. cross-linkage theory

  3. metabolic rate theory

  4. error catastrophe theory

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

According to cross-linkage theory, ageing is caused due to increase in number of bonds between proteins and nucleic acid molecules.