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15 Cards in this Set
- Front
- Back
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the three-dimensional shape of DNA
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double helix
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when parts of chromosomes are broken off and lost during mitosis, the result is an
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Chromosomal mutation
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the process of converting RNA code into an amino acid sequence is called
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Translation
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if a nucleotide is added or removed from a DNA molecule and mRNA is created, the codons after the mutations iwll not be read correctily. this is a
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Frameshift mutation
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a change in a single base pair of the DNA molecule that affects the synthesis of an entire protein is called a(n)
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Point mutation
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the molecule______________ brings amino acids to the ribosomes for the assembly of proteins
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tRNA
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Each set of three nitrogen bases representing an amino acid is referred to as a(n)
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Codon
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the process by which DNA makes a copy of itself is called
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Replication
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Thymine, adenine, guanine, and cytosine are classified as
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nitrogenous bases
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Watson and Crick, with the help of Rosalind Franklin, developed the ____________model of DNA
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double helix
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A_________ involves the addition or deletion of a single base in a DNA molecule.
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Frameshift mutation
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During the process of transcription, DNA serves as the template for making ________, which leaves the nucleus and travels to the ribosomes.
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mRNA
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Translation is to protein as transcription is to ____
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messenger RNA
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DNA is to RNA as double stranded is to _________
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single strand
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adenine is to thymine as guanine is to _______
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cytosine
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