Answer :

GinnyAnswer

Final answer:

Bacteria fossils can be present in forms such as spores, cast impressions, and petrified tissues through processes like permineralization.


Explanation:

Fossils of bacteria may be present in the form of:

  • Spores: Bacteria can form spores, which are resistant, dormant structures enabling survival in unfavorable conditions.
  • Cast as an impression: In the fossilization process, molds and casts can form when the original material of the organism dissolves, leaving a cavity in the rock, often preserving the external shape of the organism.
  • Petrified tissues: Under ideal conditions, fossils can form through permineralization where organic remains decay, mineral-rich water deposits minerals into empty spaces, resulting in the preservation of tissues.

Learn more about Fossilization of bacteria here:

https://brainly.com/question/30367470


CandleFly

Answer: D. Petrified tissues

Explanation:

Petrified tissues are the rarest type of fossilization which is the process of converting a structure into stone. Petrification occurs when organic matter is replaced by minerals and the fossil is turned into stone.

Other Questions