Formation of the respiratory and digestive systems , it won’t affect your skeletal and muscular system it’s a germ layer in your mouth.
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Answer:
A).The formation of keratin..
To prevent fatigue from affecting your driving, you should take regularly scheduled breaks such as every two hours or every 100 miles. The term fatigue explains that the driver is "sleepy,” “tired,” and "exhausted". Fatigue is one of the major reasons for accidents, because it can lead to impaired reaction time, judgment and vision and d<span>ecreased performance, vigilance and motivation.</span>
Answer:
i think the most diffuicult thing in baseball is sometime when you go to throw a ball you could pull a musel or you could break a bone and how it affects the social is then if you get hurt the you let your entire team down because then they have to forfit a player for the next game until you heal
Not a scientific answer, but because they are immature.
