DNA REVIEW

During DNA Replication, what would pair with TATGA?

1. TATGA2. ATACT3. CACTA4. AGTAT

1. 2. 3. 4.

0% 0%0%0%

Which of the following is the start codon?

1. CGA2. UGC3. AUG4. GCA

1. 2. 3. 4.

0% 0%0%0%

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The two “backbones” of the DNA molecule are:

1. Adenines and sugars2. Phosphates and sugars3. Adenines and thymines4. Thymines and sugats

1. 2. 3. 4.

25% 25%25%25%

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What molecule is this?

1. DNA2. mRNA3. rRNA4. tRNA

1. 2. 3. 4.

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What molecule is represented by the purple circle?

1. codon2. anticodon3. Amino acid4. mRNA

1. 2. 3. 4.

0% 0%0%0%

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What molecule is represented by the UGG at the bottom?

1. Amino acid2. codon3. anticodon4. mRNA

1. 2. 3. 4.

0% 0%0%0%

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What would be the corresponding DNA sequence?

1. UGG2. ACC3. TGG4. TCC

1. 2. 3. 4.

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A nucleotide does not contain:

1. A 5-carbon sugar

2. An amino acid3. A nitrogen base4. A phosphate

group

1. 2. 3. 4.

0% 0%0%0%

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Where does DNA replication take place?

1. Nucleus2. Ribosomes3. Cytoplasm4. Histones

1. 2. 3. 4.

0% 0%0%0%

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The main enzyme involved in adding new nucleotides to a growing chain is:

1. DNA protease2. Ribose3. Carbohydrase4. DNA

polymerase

1. 2. 3. 4.

0% 0%0%0%

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In a human, what should the % of A be?

1. 28.82. 19.93. 29.44. 21.5

1. 2. 3. 4.

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Which scientists came up with the “double helix” model of DNA?

1. Franklin2. Watson and Crick3. Chargaff

1. 2. 3.

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Which bases are purines?

1. Adenine and Thymine

2. Cytosine and Adenine

3. Cytosine and Thymine

4. Adenine and Guanine 1. 2. 3. 4.

0% 0%0%0%

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Where does translation occur?

1. Nucleus2. Ribosome3. Golgi4. Mitochondria

1. 2. 3. 4.

0% 0%0%0%

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What is produced at the end of transcription?

1. mRNA2. Duplicated DNA3. tRNA4. Protein Chain

1. 2. 3. 4.

0% 0%0%0%

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Where does transcription take place?

1. Nucleus2. Cytoplasm3. Golgi Bodies4. Ribosomes

1. 2. 3. 4.

0% 0%0%0%

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What is the name of the process represented by the diagram below?

1. Transcription2. Translation3. Replication4. Protein Synthesis

1. 2. 3. 4. 5.

0% 0% 0%0%0%

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What is the name of the process when RNA molecules work together to create proteins?

1. Transcription2. Translation3. Replication

1. 2. 3.

0% 0%0%

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Transcribe the following DNA sequence: ATGCAATTGGGAT

1. ATGCAATTGGGAT2. TACGTTAACCCTA3. UACGUUAACCCUA4. Met-Pro-Leu-Gly

1. 2. 3. 4.

0% 0%0%0%

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Which base is in RNA, but not DNA?

1. Adenine2. Uracil3. Thymine4. Cytosine

1. 2. 3. 4.

0% 0%0%0%

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Which base bond with Cytosine?

1. Uracil2. Thymine3. Adenine4. Guanine

1. 2. 3. 4.

0% 0%0%0%

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Which enzyme is responsible for unzipping the DNA?

1. DNA Polymerase2. RNA Polymerase3. Helicase4. tRNA

1. 2. 3. 4.

0% 0%0%0%

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Which base bond with Cytosine?

1. Uracil2. Thymine3. Adenine4. Guanine

1. 2. 3. 4.

0% 0%0%0%

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What is the sugar in DNA called?

1. Ribose2. Deoxyribose3. Glucose4. Phosphate

1. 2. 3. 4.

0% 0%0%0%

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Which protein codes for a DNA sequence of ACA?

1. STOP

2. ARG

3. TRP

4. CYS

1. 2. 3. 4.

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Which molecule listed make up the “rungs” or steps of a DNA molecule?

1. Sugar2. Phosphorus3. Deoxribose4. Nitrogen bases

1. 2. 3. 4.

0% 0%0%0%

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Which comparison between RNA and DNA is FALSE?

1. Their backbones are composed of different sugars.

2. One is made of one strand and the other is made of two.

3. They both contain the same four bases.

4. DNA contains thymine and no uracil.

1. 2. 3. 4.

0% 0%0%0%

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Which type of RNA is copied from DNA and then leaves the nucleus?

1. DNA2. mRNA3. tRNA4. rRNA.

1. 2. 3. 4.

0% 0%0%0%

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Which type of RNA make up ribosomes?

1. DNA2. mRNA3. tRNA4. rRNA.

1. 2. 3. 4.

0% 0%0%0%

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Two nucleotide strands unwind and each half serves as a template for a new chain of DNA. What is this describing?

1. Tranciption2. Translation3. Replication4. Protein Synthesis

1. 2. 3. 4.

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What is the end result of replication?

1. A single strand of DNA.2. 2 different strands of

DNA3. 2 identical DNA

strands4. A mRNA strand

1. 2. 3. 4.

0% 0%0%0%

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Which type of mutation would not result in a frameshift?

1. Point2. Substitution3. Insertion4. Deletion

1. 2. 3. 4.

0% 0%0%0%

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Which type of mutation is represented below?

1. Point2. Substitution3. Insertion4. Deletion

1. 2. 3. 4.

0% 0%0%0%

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How many nucleotides would be needed to code for a protein chain that is 3 amino acids long?

1. 12. 33. 64. 9

1. 2. 3. 4.

0% 0%0%0%

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