Biology, 16.05.2021 09:30 alexmoy45p8yd7v
Why are there no samples of rocks from the early Precambrian era?
O A. They have undergone metamorphosis.
O B. They are buried under sediment.
O C. All of them formed under volcanoes.
O D. All rocks were molten in that time period.
Answers: 3
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The specific heat of ice is 0.5 calories/gram°c. 20 grams of ice will require ll calories to raise the temperature 1°c. 05
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The normal shape of an enzyme is as shown in structure a. if the enzyme’s shape changes to that shown in structure b, what are two consequences of this change?
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Cpr, or cardiopulmonary resuscitation, is a first-aid technique to save lives. it involves compressions of the patient's chest cavity. which description is the best description of the functions of chest compressions in cpr? chest compressions are done to pump the heart. chest compressions are done to strengthen the rib bones. chest compressions increase carbon dioxide inhalation. chest compressions allow the patient's muscles to wake up.
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Why are there no samples of rocks from the early Precambrian era?
O A. They have undergone metamorp...
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