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10 questions
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  • Q1

    How many nucleotides are needed to form one amino acid?

    2 nucleotides

    3 nucleotides

    5 nucleotides

    4 nucleotides

    30s
    S10LT-IIId-37
  • Q2

    What is the process in which the original identity of DNA makes a copy of itself?

    DNA replication

    Transcription

    RNA replication

    Translation

    30s
    S10LT-IIId-37
  • Q3

    What is the lagging strand sequence if the leading strand sequence of DNA is TTA CCGATC GAA?

    GCG CCG ATG GUA

    TCG CCC AUG CUA

    AATGGC TAG CTT

     

    UAU CCG AUG CUA

    30s
    S10LT-IIId-37
  • Q4

    How many amino acids can be identified if the coded mRNA sequence  is GCAUUACAUGGCGGA ?

    6

    5

    4

    7

    30s
    S10LT-IIId-37
  • Q5

    What is the nitrogen base pair of Adenine in transcription?

    thymine

    cytosine

    uracil

    guanine

    30s
    S10LT-IIId-37
  • Q6

    The central dogma of Molecular Biology states that there are four nitrogen bases in DNA, two purines (adenine and guanine) and two pyrimidines (cytosine and thymine). Which process is NOT included in the central dogma?

    duplication

    translocation

    translation

    transcription

    30s
    S10LT-IIId-37
  • Q7

    RNA is synthesized using a DNA template in a process called ______, which utilizes the enzyme _______.

    transcription, DNA polymerase    

    translation, RNA polymerase       

    replication, DNA polymerase

    transcription, RNA polymerase                     

    30s
    S10LT-IIId-37
  • Q8

    Which statement correctly differentiates RNA from DNA?

    DNA uses Uracil and RNA uses Thymine.

    RNA has deoxyribose and DNA has ribose.

    RNA is single-stranded and DNA is double-stranded

    RNA is double-stranded and DNA is single-stranded

    30s
    S10LT-IIId-37
  • Q9

    What is the proper sequence of Protein synthesis?

    1.  mRNA copies DNA according to complimentary base pairing.

    2.  mRNA leaves the nucleus

    3.  a stop codon is reached; the newly formed protein is released.

    4. amino acids bind to each other, the chain lengthens.

    5. DNA strands unwind and separate

    6. tRNA binds to the corresponding mRNA

    5,1,2,6,4,3 

    3,6,5,4,2,1                                           

    5,3,6,2,4,1                                           

    5,6,3,4,2,1

    60s
    S10LT-IIId-37
  • Q10

     Which statement is TRUE regarding DNA and RNA? 

    DNA is in the cytoplasm; RNA is in the nucleus

    DNA's sugar is ribose; RNA's sugar is deoxyribose

    DNA is single-stranded; RNA is double-stranded

    DNA contains thymine; RNA contains uracil

    30s
    S10LT-IIId-37

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