Answer: B
Explanation: The circulatory system is responsible for bringing food and oxygen to every cell in your body. The respiratory system is responsible for carrying oxygen and carbon dioxide in and out of your body. The excretory system is responsible for removing waste from your body.
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The solar system formed about 4.6 billion years ago.
Living list:
plants (e.g. trees, ferns, mosses)
animals (e.g mammals, birds insects, reptiles, amphibians)
fungi
bacteria
Nonliving things:
rocks
water and rain
sunlight
air
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Answer: Blepharoplasty
Blepharoplasty is a surgery that repairs
droopy eyelids and bags under the eyes. For that it may be necessary to remove excess skin, muscle and fat. This results from the aging process, because the eyelids get stretched, and the muscles that support them get weak.
