Answer:
social experiment
Explanation:
According to my research on studies conducted by various sociologists, I can say that based on the information provided within the question the study just described is a social experiment. This type of experiment focuses on research which test a human's reaction to certain situations or events. Which is what is happening in this situation with the students.
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Answer:
Protraction is the anatomical term of motion for anterior movement of an anatomical part of the body forward. This can include the shoulders, jaw, pelvis, etc. It is the opposite of retraction.
Answer:
y chromosome is responsible to determined the sex of the child
x chromosome don't determined the Sex of the child
Swimming and running, as swimming will stretch and work most all of the muscles of the body and running as it will be the more cardiovascular version of running.
