Biology, 26.10.2020 08:50 shamayajohnsonsh5
Which of the following characteristics associated mostly with fracking best supports why fracking is the most dangerous form of mining?
Fracking causes noise pollution in both natural and city environments
Fracking injects harmful chemicals that can enter both air and water,
Fracking drills holes into the bedrock that can cause sinkholes
Fracking uses machinery that can injure miners and workers.
Answers: 3
Biology, 22.06.2019 03:30
Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils
Answers: 1
Biology, 22.06.2019 08:30
What does polymerase chain reaction (pcr) do? o a. separates dna fragments by size o b. cuts a dna sample into fragments o c. provides an overall picture of a person's chromosomes o d. makes more copies of a sample of dna
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Biology, 22.06.2019 10:00
What processes would you expect to be key in the production of yogurt ?
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Biology, 22.06.2019 10:00
Ivan is looking at a cross section of a stem taken from a vascular plant. he sees two different types of vascular tissue: the xylem, which is closer to the center of the stem, and the phloem, located around the xylem, closer to the outside of the stem. how do these two structures work together in a living plant?
Answers: 2
Which of the following characteristics associated mostly with fracking best supports why fracking is...
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