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25 Cards in this Set
- Front
- Back
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The manipulation of organisms or their components to make useful products is________. |
Biotechnology |
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Enzymes that cut DNA molecules at a limited number of specific locations are________. |
Restriction Enzymes |
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What does in virto mean? |
in glass |
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Because DNA is_______ it always loaded at the negative end of the power source in gel electrophoresis. |
Negative |
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The production of multiple copies of a single gene is called________. |
Cloning |
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Whole sets of genes and their interactions are______. |
Genomics |
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What is another name for transposable elements? |
jumping genes |
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What do "hot spots" on chromosomes associated with? |
congenital diseases |
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Which gene is thought to function as vocalization in vertebrates? |
FOXP2 |
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Hox genes control________ development. |
animals |
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Mads-box genes control______development. |
plants |
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Who determined that there are equal amounts of thymine to adenine and guanine to cytosine? |
Chargaff |
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Which of the following are pyrimidines? |
cytosine and thymine |
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Which enzyme unwinds the parental double helix at replication forks? |
Helicase |
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Segments of the lagging strand of DNA replication are called_______. |
Okazaki fragments |
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The tandemly repetitive DNA at the end of a eukaryotic chromosomes DNA molecule that protects the organisms genes from being eroded during successive rounds of replication are______. |
Telomeres |
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________ is highly compacted chromatin that is usaually not transcribed while_______ is the less condensed form that is available for transcription. |
heterochromatin; euchromatin
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A DNA sequence in eukaryotic promoters crucial in forming the transcription initiation complex is the_______. |
TATA box |
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_______ are the noncoding segments of nucleic acids. |
introns |
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_____are the coding segments of nucleic acids.
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exons |
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What is always the first amino acid in the new polypeptide? |
Methionine |
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A point mutation that can change a codon for an amino acid into a stop codon is a________. |
Nonsense Mutation |
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_________________ is the synthesis of mRNA from DNA. |
transcription |
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______________ is the synthesis of the protein from mRNA. |
translation |
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Label the A, P, and E sites. Describe their functions. |
E- Exit P- Process A- Admission (enters here) |
