What internal temperature must poultry reach to kill Salmonella bacteria? 165 F (74 C)
155 F (68 C)
145 F (63 C)
135 F (57 C)

Wht happens as electrons in the electron transport chain release their energy

Which of the following occurs after a natural or unnatural disturbance in an ecosystem

Match the examples to the correct level of organization. 1. system level roses, snakes, puppies 2. organism level roots, stamens, leaves 3. tissue level bone, cartilage, blood 4. organ level heart, veins, arteries