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SC30244 Final Review

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  • Dna strand coils round proetin molecules
    chromotid fiber
    solenoids
    Protein
    histones
  • A Stretch of chromosome that codes for a trait can be called a(n):
    Gene
    Chromatid
    Base-pair
    Replication fork
  • What enzyme break the hrydrogen bonds between the complementary strands?
    Helicase
    Polymerase
    ligase
    Primase
  • Occurs during meiosis, when a chromosome doesn’t divided and the whole chromosome pair goes to one spot. Resulting in 24 chromosomes in a sex cell, instead of 23.
    Translation
    Replication
    Nondisjunction
    Transcription
  • IF a DNA molecule is found to be composed of 20% thymine, what percentage of guanine would be expected?
    60%
    40%
    30%
    20%
  • Mutations that are random and happen for unknown reasons.
    Mutation
    exons
    introns
    Spontaneous mutation
  • change in the chromosome; can be brought about by changes in the amount, arrangement or structure of the DNA.
    mutagens
    introns
    exons
    mutations
  • What is the process represented by the letter B?
    Transcription
    Replication
    Translation
    Reverse transcription
  • What sugar is found in thhe DNA molecule?
    Deoxyribose
    maltose
    Fructose
    RNA
  • What is the name of the process represented by the letter D?
    Translation
    Reverse Reanscripition
    Transcripiton
    Replication
  • How many chromosomes do humans have in their cells?
    42
    46
    23
    43
  • What do ribosomes make?
    Cells
    RNA
    Proteins
    DNA
  • Which of the following takes the genetic code from the nucleus to the cytoplasm?
    DNA
    tRNA
    rRNA
    mRNA
  • A codon codes for
    1 protein
    1 amino acid
    3 amino acids
    3 proteins
  • What are the monomers of proteins?
    RNA nucleotides
    DNA nucleotides
    Amino acids
  • What is the molcule under the letter C?
    tRNA
    mRNA
    DNA
    Protein
  • The transforming factor for heritance
    DNA
    Proteins
    Introns
    Exons
  • What are the monomers of RNA?
    RNA nucleotides
    Amino Acids
    DNA nucleotides
  • to write
    latus
    scriber
  • Adenine, Thymine, Cytosine, and Guanine
    DNA
    RNA
  • 24. How many chromosomes do humans have in their cells?
    42
    43
    46
    23
  • What is the name of the process represented by the letter F?
    Translation
    Reverse Transcription
    Replication
    Transcripiton
  • A group of three nitrogenous bases that codes for a specific amino acid
    Exon
    codon
    Intron
    Histone
  • Down's Syndrome occurs when an indicidual has
    An extra chromosome 21
    A missing chromosome
    Haploid cells
    An extra set of homologs
  • Which enzyme puts together many DNA nucleotides together?
    primase
    RNA polymerase
    DNA polymerase
    ligase
  • Adenine, Uracil, Cytosine, and Guanine
    RNA
    DNA
  • What is the molecule under the letter A?
    tRNA
    DNA
    Protein
    mRNA
  • To be carried
    scriber
    latus
  • The four nitrogenous bases in DNA are ____.
    Adenine, Thymine, Cytosine, and Guanine
  • The process of making DNA into RNA
    Nondisjunction
    Translation
    Transcription
    Replication
  • The site of tranlsation
    Ribosomes
    Nucleus
  • The two men who etablished the structure of DNA were:
    Berkely and Fry
    Frederick and Alvers
    Watson and Crick
    Darwin and Lamarck
  • What holds two chromatids together?
    Amino Acids
    Centromere
    Nucleotides
  • The four nitrogenous bases in RNA are ____.
    Adenine, Uracil, Cytosine, and Guanine
  • What are the monomers of DNA?
    Amino acids
    DNA nucleotides
    RNA nucleotides
  • Transcription results in
    complementary DNA
    Transfer RNA
    Messenger RNA
    A Protein
  • What is the molecule under the letter E?
    DNA
    Protein
    tRNA
    mRNA
  • Many solenoids colied together
    Chromotid fiber
    Histones
    Chromosomes
    Soleniods
  • Bamboozled: Sing a Christmas Song (SIng or Lose 25 points)
    :)
  • Certian factors that increase the chance of mutation occuring
    Exons
    Mutagens
    Introns
    Mutations
  • How many hydrogen bonds does a cytosine and guanine pairing have?
    4
    3
    1
    2
  • monomers (small parts) of a protein.
    Protein
    polypetitpe chain
    amino acids
    codons
  • What sugar is found in the RNA molecule?
    maltose
    deoxybribose
    ribose
    fructose
  • Coding regions in a gene:
    Intron
    Protein
    Histones
    Exon
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