Which of the following fossil is best described as forming when minerals replace all of the organisms

Do you think the gene eef1 alpha1 supports cell theory? explain your response.

Amniocentesis is a process in which amniotic fluid is taken from the mother's womb to identify any genetic abnormalities in the fetus. how would the discovery of the human genome contribute to this process?

Long-period comets come from the oort cloud particles in earth’s atmosphere material from the asteroid belt the kuiper belt