Concept explainers
1 a)The
3’ – GCTCGACGTTCTGCGCTGTCGGGCTATGCG – 5’
a. |
3’ – CGCATAGC – 5’ |
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b. |
3’ – CGCAUAGC – 5’ |
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c. |
3’ – CGUCGAGC – 5’ |
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d. |
3’ – CGUCGAGC – 5’ |
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e. |
None of the above |
b)
Which one of the following statements is true?
a. |
The lac repressor and catabolite activator protein are both controlled by allosteric binding |
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b. |
The addition of substrate to a non-competitive inhibition reaction will repress the inhibitor |
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c. |
The lac repressor is inhibited by lactose through competitive inhibition |
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d. |
β-galactosidase will hydrolyze galactose to form glucose and lactose |
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e. |
The x-intercept of a Lineweaver-Burk plot is the numerical value for the maximum reaction velocity |
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- Name these forms of DNA in numerical order 1-2-3. 1 2 3 а. В-А-Z b. Z-B-A O C. A-Z-B O d. Z-A-B Ое. А-В-Zarrow_forwardExplain briefly the answer.arrow_forwardA lagging strand is sketched below. The Okazaki fragment DNA is red, and the RNA primers aredashed orange lines. Which Okazaki fragment was made first? When ligase joins fragments Aand B, will it act at arrow 1, arrow 2, or both?arrow_forward
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- Which of the following sequences is the best description of the complementary DNA sequence to the following sequence: 5'-CGATTAGC-3' Group of answer choices 5'-GCTAATCG-3' 5'-GCUAAUCG-3' 3'-CGATTAGC-5' 3'-GCUAAUCG-5' 3'-GCTAATCG-5'arrow_forwardThe nucleotide sequence below is one half of a double stranded DNA sequence. The highlighted portion of the sequence is where a primer will bind during polymerase chain reaction (PCR) replication. Which of the following options best represents the primer?5’ – CGCGTATCGGGCTGTCGCGTCTTGCAGCTCG – 3’ a. 5’ – CGAUACGC – 3’ b. 5’ – CGATACGC – 3’ c. 5’ – CGAGCUGC – 3’ d. 5’ – CGAGCTGC – 3’ e. None of the abovearrow_forwarda. what is the nucleotide sequence of the DNA chain synthesized from the primer. label the 5' to 3' ends b. what is the nucleotide sequence of the DNA chain use as the template strand. label the 5' and 3' ends c. write out the nucleotide sequence of the DA double helix (label the 5' and 3' ends)arrow_forward
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