A patient has symptoms consistent with a sexually transmitted bacterial infection. The clinician is especially concerned because this pathogen has developed resistance to multiple antimicrobial drugs, making treatment decisions more difficult. Which pathogen is most consistent with this concern?

In prokaryotes, the molecules proteins involved in the electron transport chain are:

Which statement best explains why microorganisms are essential to life on Earth?

One bacterium uses oxygen as the final electron acceptor in its electron transport chain. Another bacterium uses nitrate instead. Both use an electron transport chain. Why would the bacterium using nitrate usually generate less ATP?

A mixed sample is streaked onto MacConkey agar. After incubation, one bacterial species grows as pink colonies, while another species does not grow. Which interpretation is best?

Since the mid-1960s, Black voters have overwhelmingly self-identified as Democratic Party supporters.  What led the African-American community to begin aligning with the party during that decade?

Before they were overturned in Dobbs v. Jackson Women’s Clinic in 2022, the Supreme Court cases Roe v. Wade and Planned Parenthood v. Casey, which together protected abortion rights nationally with some restrictions, were considered binding precedent, according to the judicial doctrine of stare decisis. The new decision left the legalization of abortion up to the states. What does this mean for Court decisions or future precedents?

The Infrastructure and Jobs Act of 2021, popularly known as the Bipartisan Infrastructure Law, included trillions of dollars of funding to be spent over several years on projects in every state and district in the country. The projects include road and bridge construction, public transportation, airports, water and sewer systems, electric vehicle charging stations, and high-speed internet access. The writing of bills in a way as to spread the benefits widely in this manner is known as the __________ of the congressional lawmaking process.

In 1953, Senator Wayne Morse (I-Oregon) held the Senate floor and talked or answered questions—or filibustered—for over 22 hours. He did so in opposition to the proposed Tidelands Oil Bill, legislation that would award the federally controlled, oil-rich areas off American shores to states. According to a dismissive Congressional Record account of his filibuster, Morse’s achievement received no applause, since it was given to a largely empty chamber. The paper noted that the speech’s printing, however, cost the public more than $8,000 in real 1953 dollars (which, adjusted for inflation, would have been $94,489 in June 2024). The cost aside, Morse used his time as a means to __________, consistent with Senate filibuster history.

Voters are most likely to be concerned with