A biologist working with cultured cells puts distilled water on the cells instead of serum (a portion of blood plasma). When she looks for the cells under the light microscope, all she sees is
cell debris. What happened to the cultured cells?

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

Where would you expect to see seedless plants, such as ferns and mosses? a. in a botanical museum, because they are all extinct b. low and close to the ground in a moist environment c. climbing high while circling the branches of another plant d. deeply rooted in a forest with a trunk that reaches 20 meters or more

The ruiz family is exchanging euros for us dollars. the exchange rate is 1 euro equals 1.35261 usd. since the ruiz family knows that usd are stated to the nearest hundredth of a dollar, they used the conversion ratio