B. it decreases your resting heart rate
Skin cells aren’t found in the circulatory system
Answer: D.) Low Self-Esteem
Explanation:
Cynthia's back story does not provide any evidence to support that she has too many friends or that she is in too many activities. It explains that she does well in all of her other classes besides Biology, so it is safe to say her lack of confidence is not caused by low intelligence.
So finally, with all of the above in mind, I am lead to the answer being Low Self-esteem. She does not think she is smart enough to pass her course because she is not confident in herself.
Confidence is key!
I think lymph nodes produce white blood cells...so when you get sick, they produce many white blood cells to fight the bacteria or virus, and I assume they swell because they're over-producing white blood cells.
