Posted: March 1st, 2017
DNA REPLICATION Question 1 (5 points) If a strand of DNA of sequence 5’-TGGACCTAGACC-3’ is replicated, which of the following accurately represents the newly synthesized DNA strand? Question 1 options: 3’-ACCUGGUTCTGG-5’ 5’-ACCTGGATCTGG-3’ 3’-ACCTGGATCTGG-5’ 5 -’ACCUGGUTCTGG – 3′ Save ________________________________________ STRUCTURE OF DNA Question 2 (5 points) Which of the following accurately shows DNA base pairing and hydrogen bond number? Question 2 options: Adenine—Thymine, 2 hydrogen bonds Adenine—Thymine, 3 hydrogen bonds Cytosine – Guanine, 2 hydrogen bonds Cytosine – Guanine, 4 hydrogen bonds Save Question 3 (5 points) Which of the following is not a component of nucleotides, the building blocks of DNA? Question 3 options: deoxyglucose inorganic phosphate nitrogenous base deoxyribose Question 4 (5 points) What molecule connects the sugars in a strand of DNA? Question 4 options: ribose phosphate deoxyribose hydrogen Save ________________________________________ TRANSCRIPTION Question 5 (5 points) Transcription is the transfer of genetic information from _______. Question 5 options: DNA to RNA tRNA to mRNA DNA to mRNA mRNA to tRNA Save ________________________________________ DNA POLYMERASE Question 6 (5 points) What is the part of the gene called where the DNA polymerase first binds during transcription? Question 6 options: promoter repressor operon inducer Save HOW GENES ARE REGULATED Question 7 (5 points) What does the process of post-translational control refers to? Question 7 options: regulation of gene expression after transcription regulation of gene expression after translation control of epigenetic activation period between transcription and translation Save
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