Answer:
1) circulatory and respiratory
2) endocrine
3) circulatory
4) circulatory and nerves
Explanation:
I think these are right. Sorry if they are not.
Answer:
After lifting weights for two weeks, Joe finds that the weights he has been lifting do not feel very heavy to him anymore. This is an example of Muscle adaptation principle - D.
Answer:
Explanation:
Individuals in their early to mid-twenties are the most likely to abuse alcohol and suffer from alcohol use disorders. However, the younger that an individual starts consuming alcohol, the more likely they are to develop alcoholism later in life. This is especially true of individuals who start drinking before 15