The surface area of a cell is 4x10-6m^2. The volume is 2x10-6m^3. What is the surface area to volume ratio of the cell?

Jason adds the antibiotic penicillin to a bacterial culture. the bacteria develop genetic modifications in their genome, which gives them resistance to the antibiotic penicillin. what caused this genetic modification?

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

Which describes a grizzly bear’s habitat?