D. How likely is it that identical restriction fragments would be obtained using the re- striction enzyme EcoRI - very likely or very unlikely? Explain your answer. (EcoRI rec-
ognizes the 5' GAATTC 3' sequence.)

The observations of hooke and van leeuwenhoek documenting the existence of microscopic cells formed the basis of what important theory? a. the cell theory stating that all living things are composed of cellsb. the theory of spontaneous generation, which held that life forms could arise spontaneouslyc. the theory of chemotherapy, or use of antimicrobials to destroy pathogenic organismsd. the germ theory of disease and causative agents

Which is an important function of normal flora? a. aid with bone marrow production. b. crowd out pathogenic bacteria. c. destroy digestive track pathogens. d. manufacture iron in the bloodstream.

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