Question

Which type of cell lacks both mitrochondria and endoplasmic reticulm

Answer 1

Mature RBC's which lacks cell organelles like both mitochondria,nucleus and endoplasmic reticulum because they need to carry and supply oxygen to different parts of the body.

Answer 2

an organelle found in large numbers in most cells, in which the biochemical processes of respiration and energy production occur. It has a double membrane, the inner part being folded inwards to form layers (cristae).