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Rank the following modes of preservation according to their ability to preserve an organism’s original living condition and body details.

a. carbonization b. casts c. original preservation d. recrystallization

User Aestrivex
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Final answer:

The modes of preservation can be ranked as follows: original preservation, casts, carbonization, and recrystallization.

Step-by-step explanation:

The modes of preservation can be ranked according to their ability to preserve an organism's original living condition and body details as follows:

Original preservation: This mode of preservation involves the organism being preserved with the least amount of alteration. It can include the preservation of soft tissues or the entire organism in exceptional cases.

Casts: Casts are formed when a mold of an organism's body or body part is filled with sediment or minerals. They can preserve the shape and surface details of the organism but not the actual organic material.

Carbonization: Carbonization involves the organism being preserved as a thin film of carbon, resulting in the organism's original body details being preserved. However, the organic matter is replaced by carbon, so the original living condition is not fully preserved.

Recrystallization: Recrystallization occurs when the minerals in the organism's remains undergo a change in their crystal structure. This process can lead to the preservation of body details, but the original living condition is not maintained.

Therefore, in terms of preserving an organism's original living condition and body details, the ranking from highest to lowest would be: original preservation, casts, carbonization, and recrystallization.

User Kristians
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