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2. How many different amino acids are there? 3 20 100 an infinite number
3. A section of a chromosome that codes for specific trait: chromatid replication fork gene base-pair
4. In RNA, 3 codons translate into ______ amino acids 1 3 6 9
5. Translation begins: at the replication fork on the lagging strand at the start codon in the nucleus
6.The sugar in RNA is _______, the sugar in DNA is _______ deoxyribose, ribose ribose, deoxyribose ribose, phosphate ribose, uracil
7. Which of the following is found on RNA but not DNA? uracil deoxyribose phosphate adenine
8. RNA is synthesized from the DNA template in a process called ______, which utilizes the enzyme _______ translation, RNA polymerase transcription, DNA polymerase transcription, RNA polymerase replication, DNA polymerase
9. Given the following DNA strand, which of the following is its complementary mRNA? G-G-A-C-T-G-A-T-T C-C-T-G-A-C-T-A-A C-C-U-G-A-C-U-A-A G-G-A-C-T-G-A-T-T T-T-A-G-T-C-A-G-G
10. Amino acids are joined together by the ribosome into a _________ chain transfer RNA DNA polymerase protein messenger RNA
11. Once transcription has been completed, which of the following is NOT necessary for protein synethesis to occur? tRNA ribosomes mRNA DNA
12. Which part of the tRNA molecule binds to the mRNA molecule? anticodon codon amino acid 5 prime end
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