Answer: what are the answer options?
Explanation:
The answer is Rollerblading. If its in a long duration of time and is aerobic, that should be the answer. As long as you're breathing as well as you should :)
Maintain a weight below the normal range.
Answer: The answer should be A & B
Explanation:
The reason the answer is A and B is because teenagers are recommended to have approximately 1 hour of exercise per day. A teenager needs to have moderate or even vigorous exercise to meet their daily needs. The answers C&D both will equal 1 hour and are both moderate to vigorous exercise.
I don't understand the sentences part... DNA is made up of nucleic acids. Bases adenine, guanine, thymine, and cytosine are then added in. They make different combinations, or sequences. Maybe these are the sentences you're talking about?