Which of the following describes how oxygen moves during respiration? A External respiration from the blood to the air, Internal respiration from the air to the blood

В. External respiration from the air to the blood; Internal respiration from the blood to the issues

OC Internal respiration from the blood to the air, External respiration from the air to the blood

D. Internal respiration from the air to the blood: External respiration from the blood to the tissues.​

For years, tobacco products have included a message from the surgeon general warning the negative effects of tobacco use. at this time, a push is being made for the fda to begin to regulate e-cigarettes in order to mandate warning labels and age restrictions. write a paragraph that identifies 2 health problems that have been linked to nicotine and/or tobacco use. you should include statistics demonstrating the incidence of problems among smokers and provide a resource citing where you found the information provided. (remember from unit 1 what makes a resource reliable.) due in 2