What is the scientist most likely to find if it is indeed a dna molecule?

Loss of protected health information collected for research should be directly reported to:

Hybrid instruments that play sounds that are part sampled and part synthesized are known as:

Which of the following statements is most likely correct about a rock belonging to the jurassic age and a rock belonging to the cambrian age? options: 1) they have identical fossils of organisms that have evolved over time. 2) both have animal fossils preserved in them due to weathering and erosion. 3) they contain different fossils because life on earth has changed through time. 4) the fossils in them were formed on the surface of earth due to exposure to sunlight.