Multiple choice

The function of mitochondria is

  1. excretion

  2. respiration

  3. digestion

  4. Both (1) and (2)

  5. osmoregulation

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

The most prominent roles of mitochondria are to produce the energy currency of the cell, ATP (i.e. phosphorylation of ADP), through respiration and to regulate cellular metabolism.