Why would a tobacco user who has no other symptoms of a cold feel like she may have one?

He or she may have a smokers cough which is caused by smoking for a very long time and makes it very difficult to breath and uses alot of energy.

Bmust be the answer, as technically all organs move, so a is incorrect. all organs are made of different types of cells, so that isn’t a problem, so c is also incorrect. human hearts are very similar to many other animals’ hearts, so d is also incorrect, yet the heart is made of muscle, which is hard to grow in the lab so it would be correct to say b

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