C. DNA I believe because DNA turns into RNA and then turns into mRNA to amino acids
Lamarck represented the hypothesis that an organism can pass on acquired characteristics during its lifetime to its offspring. This theory was rejected, but nowadays discoveries in the field of epigenetics and somatic hypermutation confirmed part of it and highlighted the possible inheritance of behavioral traits acquired by the previous generation.
We need to see an ecosystem that goes with the rat to answer this question.
Answer:
Groundwater.
Explanation:
Groundwater in this case is the primary abiotic factor that inhibits organism from being preserved after been buried. After being buried, decomposers here becomes the biotic factors that eat up dead bodies.
It is also known that sedimentary basins encounters a certain change in its subsidence rate over time, and eustatic sea level changes continuously, causing depth to variations in groundwater and lakes, ocean temperature, spreading rates, continental collision and cracks, and sedimentation in ocean basins.