Question

Which cell organelle is bounded by a double membrane envelope?

a. Mitochondrion

b. Plastids

c. Ribosome

d. Both a and b ​

Answer 1

Answer:

Mitochondria

Mitochondria:- Characteristics: Mitochondria are surrounded by two membranes designated as outer and inner membrane. The outer membrane is smooth and forms the continuous limiting boundary of the mitochondria whereas the inner membrane forms a number of infoldings called the cristae.

Answer 2

Answer:

plastid

is the organelle which bounded by a double membrane envelop.