Beginning with the letter "N" in the charts shown here, move one letter at a time to discover the structures that oxygen passes through on its way to the cells. All of the letters will be used once in a continuous chain. Once you have found all the structures, list them below in the order that oxygen passes through them.​

Victoria enjoys laughing with her friends as they walk around the track after school which best describes her heart rate during this activity

Asap during the past few weeks or months, have you noticed any exercises that have become too easy for you? do you think you need to increase the intensity in any of the three exercise areas in your workouts? evaluate your exercise progress in the three exercise areas (cardiovascular, resistance, and flexibility) and list what modifications, if any, you may need to make in your exercise routine.

Agirl is working really hard in high school and decides to finish some of her classes early , what classes should she choose?