1. The process of forming mRNA from the template strand of DNA is called _____________

A. Transcription

B. Replication

C. Duplication

D. Translation

Answer: Transcription

2. Transcribe the following coding DNA sequence into a complementary sequence of mRNA: TAGCTGCCA

A. ATCGACGGT

B. AUCGACGGU

C. TAGCTGCCA

D. UAGCUGCCA

Answer: AUCGACGGU

3. In a DNA molecule, adenine on one strand of nucleotides will pair with which base on the other complimentary DNA strand?

A. Guanine

B. Cytosine

C. Thymine

D. Uracil

Answer:Thymine

•4. In addition to linking together nucleotides to synthesize a daughter strand, DNA polymerase also ________

A. Unzips the parent DNA molecule

B. “proofreads” the order of nucleotides

C. Makes the new DNA strand form a helix

D. “zips” the parent molecule back together

Answer: “proofreads” the order of nucleotides

5. In living organisms, information for making proteins flows from _______?

A. RNA to DNA to protein.

B. RNA to protein to DNA

C. DNA to RNA to protein

D. Protein to RNA to DNA

Answer:DNA to RNA to protein

6. The process of forming a protein from an mRNA strand in called _______

A. Transcription

B. Translation

C. Duplication

D. Fermentation

Answer:Translation

7. A change in the nucleotide sequence coding for a protein is called a _________.

A. Transformation

B. Ligation

C. Mutation

D. Alteration

Answer: Mutation

8. A change in the nucleotide sequence always results in an observable change in the organism.

A. True

B. False

Answer:False

9. DNA is a molecule found in the nucleus of prokaryotic cells

A. True

B. False

Answer:False

10. Each group of three nucleotides acts like a “code word” representing one amino acid

A. True

B. False

Answer:True

11. RNA polymerase is an enzyme .

A. True

B. False

Answer:True

•12. Which of the following sequences would result from the replication of the following DNA sequence: ATTGCTGGA

A. ATTGCTGGA

B. TTACCGCCA

C. TAACGACCT

D. TAACGTCCA

Answer:TAACGACCT

13. Translation begins when mRNA becomes associated with a(n)_______?

A. Promoter

B. Ribosome

C. Codon

D. Nucleotide

Answer: Ribosome

14. The monomers that make up DNA molecules are called _______?

A. Sugars

B. Amino acids

C. Nucleotides

D. Nitrogenous bases

Answer: Nucleotides

15. Each newly formed DNA molecule consists of _____________.

A. Two parental strands

B. Two daughter strands

C. One parental strand

D. One parental strand and one daughter strand

Answer: One parental strand and one daughter strand

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