How can large quantities of protein be produced from a bacterial colony containing the gene of interest

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.

Paint and solvents pose no potential hazard to human health. select the best answer from the choices provided t f

Animals that have thick fur and ae able to store large amounts of body fat live where ?