How does emphysema affect gas exchange in the lungs? A. Creates large air spaces in the alveoli
B. Turns oxygen into carbon dioxide
C. Stops your breathing
D. Closes the larynx with mucus

Why is citrate not available for micro collection?

Charlie is easily winded during soccer practice and wants to improve his cardiorespiratory fitness. which activity would be best for him to choose? lifting weights walking from one class to another running in a 5k race riding a bike at a leisurely pace

What are possible challenges for cyberbullying? the answer is sample response: possible challenges of cyberbullying have to do with nonbelievers, or people who do not think cyberbullying is a real problem. technology makes it hard to stop bullies, and some people do not want to take responsibility.