Astudent compared the chemical composition of soil in a certain area with the bedrock beneath it. she found that the chemical compositions were different. which statement would best explain the difference in chemical composition? a. the area's rain and extreme temperatures caused the soil to develop. b. the rainwater washed iron oxide from the a horizon to the d horizon. c. the soil is all that is left of a different kind of rock that weathered away. d. the soil layers were mature because a large amount of time had passed
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Biology, 22.06.2019 02:30
{answer found. it's (3 ) }which statement describes the cell cycle? (1)the cell cycle is a process in which one cell divides into four genetically different cells. (2)the cell cycle is a process in which one cell divides into two genetically different cells. (3)the cell cycle is a process in which one cell divides into two genetically identical cells. (4)the cell cycle is a process in which one cell divides into four genetically identical cells.
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Biology, 22.06.2019 14:00
Which tool could you see a plant cell? a. a filter b. a microscope c. a microwave d. an electromagnet
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Biology, 22.06.2019 16:00
Which of the following is a true statements about viruses? viruses have no nucleus. viruses are alive. viruses have a cell membrane. all viruses are deadly.
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Biology, 22.06.2019 17:00
Mrna: gcuaauguc what amino acids does the mrna above code for? what type of amino acids or function are uag, uga, and uaa coding for? which codon (3 letters) signals translation to start and also codes for the amino acid methionine (met)?
Answers: 1
Astudent compared the chemical composition of soil in a certain area with the bedrock beneath it. sh...
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