B, it indicates a persons healthy body composition
Answer:
Your pulse rate will increase during an activity. As you require more energy during an activity, the heart will pump faster to supply enough oxygen to your tissues.
<span>transfer power and energy through the torso</span>
The answer is body's line of defense. The first line of defense which includes physical as well as chemical barriers would defend the body from infection. It would include the tears, cilia, stomach acid,urine, white blood cells,mucus and the skin. The skin is the largest organ and would act as a barrier from pathogens. If first line of defense won't work the second line will then be activated.
No it’s not okay to hurt yourself you might go through sad moments and to help you might need a good cry. But no it is not okay to harm yourself.
