At times, information can still be obtained about an organism even when the fossil itself is not left behind. are examples of fossil formations where the imprint of the organism is left behind.

The correct answer is:

Molds.

At times, information can still be obtained about an organism even when the fossil itself is not left behind. Molds are examples of fossil formations where the imprint of the organism is left behind.

Explanation:

Molds are imprints of an organism or one of its parts caused by the previous existence of the organism dissolved in time for a certain reason. Molds are not the original composition of the organism but the mark that it left on the sediments or rocks around or inside it.

bones, coal, wood, teeth, leaves, shells, etc.

Explanation:

Fossils are preserved remains of pre-existing living organisms that existed during previous geologic age (4.5 billion years).

The study of fossils including their age, mode of formation, evolutionary trend, etc is known as paleontology. In fossils, either parts or the entire part of an organism can be preserved, which can either be small or large.