If heat transfer by surface currents stopped, how would the temperature of the polar regions and equatorial regions be affected? *

Common commercial benefits of microorganisms include synthesis ofa. insulin.b. antibiotics.c. aspirin.d. antibiotics and aspirin.e. antibiotics and insulin.

Which of the following can be reduced by the use of renewable energy sources? a. social costs b. economic costs c. environmental costs d. all of the above select the best answer from the choices provided a b c d

Which of the following describes a difference when gram-positive bacteria are compared to gram-negative bacteria?