Differentiate between hire purchase and credit purchase

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.

Suppose that georgiania was a thriving empire in its golden age. business was booming and it was the center of international trade under the leadership of emperor raphael iii. his empire's pride and joy was the trading of green and black tea, and he decreed that their entire economy should be built around it. however, in the mid 1800s, georgiania experienced a severe economic downturn when the other nations of the world created an embargo on tea from georgiania, which led to civil strife due to thousands of workers being laid off. a downward fluctuation in the economy like this is known as a )the correct term is a key component )

According to federal regulations, an irb must have at least two community members to fulfill membership requirements; one member whose expertise is not in a scientific area and one member who is not affiliated with the institution.