Which of the following statements is a disadvantage of nonrenewable resources that a scientist could use to defend the need to reduce our dependency on them as an energy source? A. Oil reserves have a limited supply and can be depleted
B. Coal is more efficient at producing electricity than other resources
C. Biomass is more difficult to transform from chemical energy to electrical energy D. Pollution from burning fossil fuels leads to an increase in average global temperatures
E. Windmill farms disrupt habitats and require large areas to sustain adequate energy for communities

Which of the following statements is correct in hour our immune system responds to a potential pathogen? a. the adapted immune system will call on the innate immune system to destroy the pathogen. b. b cells will start reading the antigen code immediately and call t cells to assist in destroying the pathogen. c. the skin will be the first line of defense, and then the many phagocytes in the bloodstream will attempt to consume the possible pathogen. d. the t-cells in the adapted immune systems are the first to recognize the pathogen vaccines are weakened forms of disease causing microorganisms, which are given to patients to prevent disease. after the vaccine is administered, the immune system responds by creating a(n) to recognize the a. antigen, antibody b. antibody, antigen c. antibody, antibiotic d. antibiotic, antibody