Biology, 06.01.2021 16:30, chinnellepug2149
Which of the following statements about single-replacement reactions is TRUE?
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Copper will replace magnesium in a single-replacement reaction because it is less reactive.
The product of a single replacement reaction should always contain hydrogen gas.
Tarnish on silver is an example of a single replacement reaction: Ag replaces the H in hydrogen sulfide.
The formula for a non-metal replacing a non-metal is A + BC = AB + C.
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As a small change in a person's dna can cause a genetic disorder
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Biology, 22.06.2019 03:00, elishaheart21
Which statement best describes the relationship between an allele and a gene? question 1 a. an allele is a variation of a gene that can be expressed as a phenotype. b. an allele is the part of a gene that attaches to messenger rna molecules. c. an allele is a segment of a dna molecule that controls replication of a gene.
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Consider the venn diagram of plant reproduction. where in this image, areas a - d, would you insert the picture of the orange lily?
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Match the correct terms to their descriptions a system in which only energy but not matter is exchanged frozen water in snow part of geosphere that includes only soil a thin layer between the troposphere and the stratosphere cryosphere tropopause closed system pedosphere
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Which of the following statements about single-replacement reactions is TRUE?
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