Question

question 23 magnetosomes are ______. a composed of magnetic iron oxide particles b found in all bacteria and some archaea c infoldings of the cell membrane d also termed metachromatic granules e responsible for the heat resistance of endospores

Explanation:

Magnetosomes are specialized organelles in certain bacteria, composed of magnetic iron - oxide (such as magnetite) particles. They are not found in all bacteria and archaea, not infoldings of the cell membrane, not metachromatic granules, and not related to endospore heat - resistance.

Answer:

A. composed of magnetic iron oxide particles