Which of the following statement(s) is(are) true about restriction enzymes? A)discovered in bacteria B)cleave the...
Which of the following statement(s) is(are) true about restriction enzymes?
A)discovered in bacteria
B)cleave the phosphodiester bond in the backbone
C)cleave the peptide bond in the backbone
D)produces random fragments
E)recognizes specific sequences
Homework Answers
I believe the correct answer to be:
Option A) Discovered in bacteria
Option B) Cleave the phosphodiester bond in the backbone
Option E) Recignizes specific sequences.
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Which of the following statement(s) is(are) true about
restriction enzymes?
A)discovered in bacteria
B)cleave the...
Which is not true about restriction enzymes? a. They cut RNA b. They evolved as a...
Which is not true about restriction enzymes? a. They cut RNA b. They evolved as a bacteria defense mechanism c. They can leave single-stranded overhanging sequences called Sticky ends d. They recognize a specific target sequence e.They cut DNA
Which statement best describes restriction enzymes? View Available Hint(s) Which statement best describes restriction enzymes? They...
Which statement best describes restriction enzymes? View Available Hint(s) Which statement best describes restriction enzymes? They randomly cut DNA molecules to generate numerous fragments. They are necessary for the polymerase chain reaction (PCR) to occur. They are important for cloning applications because they can be used to cut DNA at specific nucleotide sequences. They can cut only circular plasmid DNA.
1. A circular plasmid has two PmeI restriction sites. A PmeI restriction enzyme will cut this...
1. A circular plasmid has two PmeI restriction sites. A PmeI restriction enzyme will cut this plasmid into two fragments. A. True B. False 2.In general, restriction enzymes that recognize four nucleotides have higher probability to produce more DNA fragments than those enzymes that recognize six nucleotides. A. true B. false 3. Which of the following sequences are palindromes? A. 5' TGGCCA 3' B. 5' GAAAAG 3' C. 5' CGATGG 3' D. 5' GACGAC 3' 4. Below are the possible...
Which of the following is not a use of restriction enzymes? A. Bacteria produce them to...
Which of the following is not a use of restriction enzymes? A. Bacteria produce them to cut up foreign viral DNA B. Making recombinant DNA C. Cutting a vector when cloning a gene D. Replicating DNA during PCR
please answer question numbe 2. Restriction endonucleases are bacterial enzymes that recognize, bind, and cut DNA...
please answer question numbe 2.
Restriction endonucleases are bacterial enzymes that recognize, bind, and cut DNA strands at specific recognition sequences. They evolved to protect bacteria from bacterial viruses and are very useful for a wide variety of molecular biology applications. Some of the more common ones include EcoRI which recognizes the 6 bp sequence 5 'GAATTC 3' and cleaves the phosphodiester backbone after the G. Hind III_(AAGCTT), BamHI (G|GATCC), Pstl (CTGCAG), Not! (GC|GGCCGC), Ndel (CATATG) Kpnl (GGTAC^C), Bgl II...
Which of the following makes restriction enzymes useful for DNA fingerprinting and RFLP analysis? a. they...
Which of the following makes restriction enzymes useful for DNA fingerprinting and RFLP analysis? a. they typically attach and ligate DNA fragments together b. they cause DNA to be translated into the plasmid c. they cause DNA to be transcribed into the plasmid d. they can only function when within the cytoplasm of a cell e. none of the others are true
7. In bacteria the elongation stage of protein synthesis does not involve: A) aminoacyl-tRNAS B) EF-Tu...
7. In bacteria the elongation stage of protein synthesis does not involve: A) aminoacyl-tRNAS B) EF-Tu C) GTP D) IF-2 E) peptidyl transferase Which of the following best describes the cholesterol molecule? A) Amphipathic B) Nonpolar, charged C) Nonpolar, uncharged D) Polar, charged E) Polar, uncharged The enzyme that attaches an amino acid to a tRNA (aminoacyl-tRNA synthetase): A) always recognizes only one specific tRNA. B) attaches a specific amino acid to any available tRNA species. C) attaches the amino...
The table shows where different restriction endonucleases (restriction enzymes) cleave DNA. The abbreviation R represents the...
The table shows where different restriction endonucleases (restriction enzymes) cleave DNA. The abbreviation R represents the purines (adenine and guanine). The pyrimidines (cytosine, thymine, and uracil) are abbreviated as Y. The abbreviation W represents adenine or thymine. Enzyme EcoRI EcoRV Target sequence 5' GAATTC 3 3' CTTAAG 5 5' GATATC 3 3' CTATAG 5 5' GGCC 3' 3' CCGG 5 5' AAGCTT 3 3' TTCGAA 5 5' RGGWCCY 3 3' YCCWGGR 5 Cleavage 5G AATTC 3' 3' CTTAA G 5'...
Need Part C answered only. The table shows where different restriction endonucleases (restriction enzymes) cleave DNA....
Need Part C answered only.
The table shows where different restriction endonucleases (restriction enzymes) cleave DNA. The abbreviation R represents the purines (adenine and guanine). The pyrimidines (cytosine, thymine, and uracil) are abbreviated as Y. The abbreviation W represents adenine or thymine. Enzyme EcoRI EcoRV Target sequence 5' GAATTC 3' 3' CTTAAG 5 5' GATATC 3 3' CTATAG 5 5' GGCC 3 3' CCGG 5 5' AAGCTT 3' 3' TTCGAA 5 5'RGGWCCY 3 3' YCCWGGR 5 Cleavage 5'G AATTC 3'...
15- Which option BEST describes sticky ends by restriction enzymes B. Sticky ends A. Sticky ends...
15- Which option BEST describes sticky ends by restriction enzymes B. Sticky ends A. Sticky ends are DNA fragments that carry a higher charge than normal after they have been cleaved are DNA fragments cleaved by a restriction enzyme so that one strand is longer than the other C. Sticky ends are DNA fragments cleaved by a restriction enzyme so that both strands are the same length. D. Sticky ends are DNA fragments that attract a carbohydrate molecule to one...
please answer question numbe 2.
Restriction endonucleases are bacterial enzymes that recognize, bind, and cut DNA strands at specific recognition sequences. They evolved to protect bacteria from bacterial viruses and are very useful for a wide variety of molecular biology applications. Some of the more common ones include EcoRI which recognizes the 6 bp sequence 5 'GAATTC 3' and cleaves the phosphodiester backbone after the G. Hind III_(AAGCTT), BamHI (G|GATCC), Pstl (CTGCAG), Not! (GC|GGCCGC), Ndel (CATATG) Kpnl (GGTAC^C), Bgl II...
7. In bacteria the elongation stage of protein synthesis does not involve: A) aminoacyl-tRNAS B) EF-Tu C) GTP D) IF-2 E) peptidyl transferase Which of the following best describes the cholesterol molecule? A) Amphipathic B) Nonpolar, charged C) Nonpolar, uncharged D) Polar, charged E) Polar, uncharged The enzyme that attaches an amino acid to a tRNA (aminoacyl-tRNA synthetase): A) always recognizes only one specific tRNA. B) attaches a specific amino acid to any available tRNA species. C) attaches the amino...
The table shows where different restriction endonucleases (restriction enzymes) cleave DNA. The abbreviation R represents the purines (adenine and guanine). The pyrimidines (cytosine, thymine, and uracil) are abbreviated as Y. The abbreviation W represents adenine or thymine. Enzyme EcoRI EcoRV Target sequence 5' GAATTC 3 3' CTTAAG 5 5' GATATC 3 3' CTATAG 5 5' GGCC 3' 3' CCGG 5 5' AAGCTT 3 3' TTCGAA 5 5' RGGWCCY 3 3' YCCWGGR 5 Cleavage 5G AATTC 3' 3' CTTAA G 5'...
Need Part C answered only.
The table shows where different restriction endonucleases (restriction enzymes) cleave DNA. The abbreviation R represents the purines (adenine and guanine). The pyrimidines (cytosine, thymine, and uracil) are abbreviated as Y. The abbreviation W represents adenine or thymine. Enzyme EcoRI EcoRV Target sequence 5' GAATTC 3' 3' CTTAAG 5 5' GATATC 3 3' CTATAG 5 5' GGCC 3 3' CCGG 5 5' AAGCTT 3' 3' TTCGAA 5 5'RGGWCCY 3 3' YCCWGGR 5 Cleavage 5'G AATTC 3'...
15- Which option BEST describes sticky ends by restriction enzymes B. Sticky ends A. Sticky ends are DNA fragments that carry a higher charge than normal after they have been cleaved are DNA fragments cleaved by a restriction enzyme so that one strand is longer than the other C. Sticky ends are DNA fragments cleaved by a restriction enzyme so that both strands are the same length. D. Sticky ends are DNA fragments that attract a carbohydrate molecule to one...
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