Explain what happens to the human body if one of the body systems is not functioning properly.

If one of the body systems is not functioning properly then the person would most likely face difficulties, further more it would lead to death. When one part fails then the other does too due to the lack of teamwork which all the systems do.

Depending on the importance of the system, usually a domino effect will occur and the entire body function will.. well, basically, shut down.

Then it is june the conclusion to the second sentence is just restating "if it is june then it is summer"

When the sun hits the plant and the plant has water