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Biology, 21.06.2019 18:30
Asap timed! 1. ice core samples from glaciers ice caps contain bubbles of ancient atmosphere that are in layers based on age. what questions are scientists most interested in? a. how the amount of water vapor needed to make the ice has changed b. how the amount of ozone has changed over time.c. how the amount of ice in each layer has changed over time d. how the amount of carbon dioxide has changed over time 2. what produces milankovich cycles ? a. sunspots ams solar flare on the suns surface b. changes in the earths orbit c. gravitational changes bases on the position of the sun and the moond. cycles of vegetation that result in desert and rainforest conditions
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Nucleic acid certain protein cell membranes certain carbohydrates
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The terrestrial planets are characterized by having a a.) silicate core b.) iron-rich silicate core c.) iron-rich metallic core d.) none of these
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Biology, 22.06.2019 03:30
Q: a: in sexually reproducing animals, once fertilization of the egg takes place, the exists as a single cell until cell division begins
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Name the two biological processes that are important for the carbon-oxygen cycle....
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