An outbreak of a disease occurs, and a scientist at the Centers for Disease Control (CDC) is in charge of determining the cause. She is studying the microorganism that is thought to be responsible for the disease. Which of the following would be the most helpful to the scientist? Pasteur's germ theory of disease
Koch's postulates
Redi's experiment
John Snow's map

Tall, cone-shaped mountains in which layers of lava alternate with layers of ash are called a. shield volcanoes. b. cinder cone volcanoes. c. composite volcanoes. d. lava plateaus. select the best answer from the choices provided a b c d i need asap

What occurs to the cell during mitosis

Ras is a g-protein that is activated when a growth factor attaches to egfr. its activation results in the replacement of a gdp molecule with a gtp molecule, thus allowing a signal transduction pathway to be activated. considering the signal pathway illustrated on this page, what is one potential outcome of a mutation in the ras gene that leads to ras protein hyperactivity. be specific.