Bulimia is the answer your looking for. It is an disorder in which you consume slot of food at one time and use methods to “unconsume” it. It is done to avoid weight gain
ANSWER FOR QUESTION 3: The answer would be B.) because work or energy, is equal to the work done by a force, like the ball.
ANSWER FOR QUESTION 4: The answer would be D.) because when a ball roles down a hill the work to push that ball can transfer energy between the ball or other objects and cause the change in the total amount of energy used.
ANSWER FOR QUESTION 5: The answer is mechanical, because both physical and constant, kenitic and potential.
I think the answer is "It's tightly packed cells allow for protection against harmful substances."
when a prokaryote reproduces, it will duplicate its self and make another one just like it. like a carbon copy. they dont get to be diverse because they dont reproduce sexually, which would mix up genes making it more diverse.