Pasteur's work with bacteria and disease included work on chicken cholera. During his work, one culture of cholera-causing bacteria spoiled and failed to induce the disease in some chickens Pasteur was trying to infect. Pasteur used these healthy chickens again, this time infecting them with live, healthy bacteria. The chickens did not get sick. He discovered that the weakened bacteria had caused the chickens to become immune to cholera. Pasteur had discovered an idea we use today, to keep us from getting certain disease. He discovered the use of??

A) antibiotics.
B) pasteurization.
C) prescriptions.
D) vaccines.

Average annual precipitation and are the two major features that define the biomes on earth.

Give three examples of plant activities that are affected by circadian rhythms and natural fluctuations in the length of daylight?

Me plz he did not infringe upon the policy making powers that he felt the constitution gave congress. but the determination of foreign policy became preponderantly a presidential concern. when the french revolution led to a major war between france and england, washington refused to accept entirely the recommendations of either his secretary of state thomas jefferson, who was pro-french, or his secretary of the treasury alexander hamilton, who was pro-british. rather, he insisted upon a neutral course until the united states could grow stronger. which provides the best objective summary of this excerpt? president washington made a good choice when he decided not to accept the recommendations of his advisors and instead insisted that the united states stay neutral during the war between france and england as president, washington believed that the united states should remain neutral in foreign policy even though he had advisors who recommended that he take sides during the war between france and england. washington did not make policy decisions during his presidency because he did not want to interfere with the policy-making powers that the constitution gave congress. washington refused to accept entirely the recommendations of either his secretary of state thomas jefferson, who was pro-french, or his secretary of the treasury alexander hamilton, who was pro-britis