問題一覧
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Is any mistake or change in the DNA sequence. It is an alteration in an organism's genetic material.
Mutation
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Spontaneous Mutations
Are mutations that result from errors in the copying of the DNA.
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Are mutations brought about by mutagens.
Induced Mutations
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purine to purine; pyrimidine to pyrimidine
Transition
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A purine is substituted for a pyrimidine, or a pyrimidine is substituted for a purine.
Transversion
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A block of one or more DNA pairs is LOST
Deletion
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Block of one or more DNA pairs is added
INSERTION
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Is the 180 degree rotation of DNA piece
INVERSION
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Parts of non-homologous chromosomes change places.
RECIPROCAL TRANSLOCATION
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Typically no health consequences or symptoms
Trait
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Significantly impacts a person's health and causes many symptoms
Disease
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The most fundamental biological processes by which individual cells build their specific proteins.
protein synthesis
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moves from the nucleus to the cell cytoplasm.
RNA molecule
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The hydrogen bonds are broken down and the DNA double helix unwinds to uncover a sequence of nitrogenous bases.
Unzipping
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duplicate of one of the DNA strand is made.
Transcription
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first of overall two protein synthesis steps.
Transcription
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the protein polymers are actually what?
cytoplasm
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The RNA copy of the protein genetic information encoded in DNA molecule is produced in the nucleus and it is called mrsanger WN (mRNA). Each mRNA encodes the information
Transfer RNA
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The mRNA combines with ribosome and tRNA brings free amino acids to ribosomes
Translation
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The addition of amino acid to growing chain of amino acids in the ribosome.
Elongation
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The release of polypeptide from the ribosomes.
Termination
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contains the instructions an organism needs to develop, live and reproduce.
DNA
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German biochemist in 1869
Frederich Miescher
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DNA is made up of molecules called?
nucleotides
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translates genetic information from DNA into proteins.
RNA
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Nucleotides are attached together to form two long strands that spiral to create a structure called?
double helix
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To fit inside cells, DNA is coiled tightly to form structures we call?
chromosomes
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technology that allows researchers to determine the order of bases in a DNA sequence.
DNA Sequencing
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identifies changes in genes, chromosomes, or proteins.
DNA Testing