Answer:
the answer is true
Explanation:
I looked up the definition and B cells are activated and they proliferate to produce antibody become cells that produce antibodies for that antigen .
Cross-country skiing involves the navigation where skiers rely on their own locomotion to move across of mountainous snow-covered terrain. One possible drawback to choosing cross-county skiing as an aerobic activity is that you may be exposed to dangerous cold conditions. Correct answer: A However, besides that there are many benefits: enables a full-body workout, burns lots of calories, improves cardiovascular endurance and health,..
All of the above would be the best answer because they all involve using your body in a physical way to release the stress you may or have incurred. Stress can be harmful on the body. For example: You may not be sleeping well because you are stressed. Performing cardio such as running or lifting weights could help your body tire and release that stress so you may sleep easier at night. Or perhaps you are stressed because you cannot focus. Performing stretches or yoga could help you relax and relieve stress so that you may be able to focus better.
