Bands in metamorphic rocks are formed by question 3 options:
a. different chemicals in the e...
Biology, 29.01.2020 06:56 lauryngrace37
Bands in metamorphic rocks are formed by question 3 options:
a. different chemicals in the earth coloring the rock
b. the layering of the rock
c. the minerals and materials in the rock breaking apart and combining in a different way.
d. pressure pushing two different rocks together like a sandwich
Answers: 3
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Why do some dna fragments move farther than others during gel electrophoresis? a. because their shapes are different b. because they are different types of molecules c. because the samples are different colors d. because their masses are different
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Biology, 22.06.2019 11:30
Ihave no idea how to solve these. plus there's another question that is 2) a 10 kilogram meteorite is collected in space and brought back to earth. it is composed of 1.25 kg of uranium-238 and 8.75 kg of lead-206. how many u-238 half lives have passed? what is the approximate age of the meteorite?
Answers: 1
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When an object is moving away from you while still making a sound, the pitch of the sound is perceived to a. lower b. unchanged c. fluctuating d.higher
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What is a general feature of a species that varies from one individual to the next (skin tone,eye color or hair color)? a.organism b.trait c.character
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