Answer:
Muscles work in pairs to move a bone.
Explanation:
Skeletal muscles only PULL in one direction. For this reason they always come in pairs. When one muscle in a pair contracts, to bend a joint for example, its counterpart then contracts and pulls in the opposite direction to straighten the joint out again.
Answer:
option 3
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<span>Acute otitis externa or also known as "swimmers ear". Which is painful and symptoms include inflammation, irritation, or </span>infection<span>. These </span>symptoms<span> usually occur after water is trapped in your ear. </span>
Take him out. Just because he feels fine now doesn't mean everything is 100%. Many injuries or problems may show up later such as concussions, which may not seem to show after injury.
<span>Maize could be used to make building materials and clothing will be the correct answer because it does not have the ability to do either of those things.</span>
