The Federal Reserve is:A) a primary purchaser of Treasury securities and an active participant in the secondary market for these issuesB) a primary purchaser of Treasury securities but not an active participant in the secondary market for these issuesC) not a primary purchaser of Treasury securities but an active participant in the secondary market for these securitiesD) not a primary purchaser of Treasury securities and not an active participant in the secondary market for these securities

Which of the following is not a characteristic of a weak economy? a. a low employment rateb. a high inflation ratec. a decreased gdpd. a high unemployment rate

An economic theory that calls for workers to take control of factories is .

Scientists developed the first successful human cell culture in vitro (grown in a lab) in the 1950s by removing cancer cells from a woman. this concept has allowed modern scientists to successfully grow organs. which of the following answers  bestdetermines why there was success?   neurons send a signal to the cell to multiply.a large blood supply to the cell allows enough nutrients for growth.cells are the basic unit of life and thus can regenerate if in a controlled environment.cells cannot reproduce on their own, and the scientist manipulates them to grow.