Answer: Arctic Sea ice extent is virtually impossible to accurately measure from the Earth's surface. Scientists use radiometry data and visible imagery collected from the satellites to determine the sea ice extent.
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The correct answer should be A, multicellular.
Answer:
When you pet a dog, your nerves send a signal to your brain of the soft, silky, warm fur of the dog. Your brain sends a signal back telling your arm to move up and down the dog. Your nerves feel the warmness and softness of his fur and send it to the brain. The brain relates this to other things and secretes hormones through glands which shows the pleasure.
Explanation:
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A student looks at a slice of tissue on an unlabeled microscope slide. The student concludes the tissue is not from an animal because the cells in the tissue have what?<span>Cell walls.</span>
The one with greatest level of certainty is a law