Multiple Choice. Choose the letter of the best answer. Write the chosen letter on your answer sheet. 1. What is called the functional unit of a DNA molecule that may code for RNA or protein? A. amino...

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Extracted text: Multiple Choice. Choose the letter of the best answer. Write the chosen letter on your answer sheet. 1. What is called the functional unit of a DNA molecule that may code for RNA or protein? A. amino acid B. chromosome 2. Where does RNA transcription occur? A. cytoplasm B. nucleus 3. If DNA is described as a double helix. how should MRNA be described? A. a double strand B. a single strand 4. How many bases are needed to specify an mRNA codon? A. 1 5. It carries genetic information in the cell and is capable of self-replicat.ion. Which of the following is the correct answer? A. DNA 6. The following is the base sequence on one strand of a DNA molecule: TGC AAT CAG TGT If this strand is replicat.ed. which of the following is the complement.ary strand that is produced? A. TCG UUA GTC ACT B. ACG UUA GUC ACA C. chromatin D. genes C. loumn- D. ribosomes C. a triplet D. a quadrupled В. 2 С.3 D. 4 B. MRNA C. PRNA D. LRNA C. ACG TTA GTC ACA D. AGC TTA GTC ACA USE THE SAME BASE SEQUENCE IN ITEM NUMBER 6 TO ANSWER ITEMS I AND 8. 1. Iftranscribed int.o an MRNA, what would be the resulting strand? C. UGC AAT CAT UGU A. ACG TTA GTC ACA B. ACG UUA GUC ACA D. AGC TTU GTC ACA 8. During Translation. the LRNA sequence of nucleotides arranged linearly is Which of the following is the correct answer? C. TGC AAT CAT UGU D. UGC UAT CAG UGU A. UGC AAU CAG UGU B. TGC AAT CAG TGT USE THE GENETIC CODE TABLE TO ANSWER ITEMS 9 TO 11. 9. The codon ACG is for which amino acid? A. Alanine B. Arginine 10. The codon for Methionine is ----- A. AUG 11. What is the amino acid sequence for the resulting MRNA strand in item number C. Threonine D. Thymine Which is the correct answer? B. AUC C. AUA D. AGT 1? A. Threonine-Leucine-Valine-Threonine B. Threonine-Ualine-Leucine-Threonine C. Methionine-Threonine-Leucine-Ualine D. Valine-Threonine-Alanine-Lysine 12. What happena during the elongation stage of translat.ion? A. Ribosome reaches a stop codon. B. LRNA molecule carries the amino acid. Ribosomes continue Lo translate each codon. D. New protein is then released, and the translation complex cornes apart. 13. Which of the following is the role of DNA in protein synthesis? A. DNA transcribed into RNA. B. Directs the synthesis of protein. C. Translate a codon into an amino acid. D. Produce identical copies that is copied into a protein product.