What are the restriction fragments? -Biology

What are the restriction fragments? -Biology
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The normal function of restriction endonucleases is to (A) Excise introns from hrRNA (B) Polymerize nucleotides to form RNA (C) Remove primer from okazaki fragments (D) Protect bacteria from foreign DNA

Description : The normal function of restriction endonucleases is to (A) Excise introns from hrRNA (B) Polymerize nucleotides to form RNA (C) Remove primer from okazaki fragments (D) Protect bacteria from foreign DNA

Last Answer : Answer : D

Restriction endonucleases (A) Cut RNA chains at specific locations (B) Excise introns from hnRNA (C) Remove Okazaki fragments (D) Act as defensive enzymes to protect the host bacterial DNA from DNA of foreign organisms

Description : Restriction endonucleases (A) Cut RNA chains at specific locations (B) Excise introns from hnRNA (C) Remove Okazaki fragments (D) Act as defensive enzymes to protect the host bacterial DNA from DNA of foreign organisms

Last Answer : Answer : D

The restriction enzymes are used in genetic engineering, because (a) they can cut DNA at specific base sequence (b) they are nucleases that cut DNA at variable sites (c) they can degrade harmful proteins (d) they can join different DNA fragments.

Description : The restriction enzymes are used in genetic engineering, because (a) they can cut DNA at specific base sequence (b) they are nucleases that cut DNA at variable sites (c) they can degrade harmful proteins (d) they can join different DNA fragments.

Last Answer : (a) they can cut DNA at specific base sequence

DNA fragments generated by the restriction endo- nucleases in a chemical reaction can be separated by (a) electrophoresis (b) restriction mapping (c) centrifugation (d) polymerase chain reaction.

Description : DNA fragments generated by the restriction endo- nucleases in a chemical reaction can be separated by (a) electrophoresis (b) restriction mapping (c) centrifugation (d) polymerase chain reaction.

Last Answer : (a) electrophoresis

The DNA fragments produced by the use of restriction endonucleases can be separated by

Description : 4. The DNA fragments produced by the use of restriction endonucleases can be separated by (a) polymerase chain reaction (b) gel electrophoresis (c) density gradient centrifugation (d) any of the above.

Last Answer : gel electrophoresis

What is the technique used for separation of DNA fragments. -Biology

Description : What is the technique used for separation of DNA fragments. -Biology

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Do eukaryotic cells have restriction endonucleases? -Biology

Description : Do eukaryotic cells have restriction endonucleases? -Biology

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Who discovered the first restriction enzyme? -Biology

Description : Who discovered the first restriction enzyme? -Biology

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Name some restriction enzymes. -Biology

Description : Name some restriction enzymes. -Biology

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What is the significance of recognition sequences of restriction enzymes? -Biology

Description : What is the significance of recognition sequences of restriction enzymes? -Biology

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Nomenclature of restriction enzymes. -Biology

Description : Nomenclature of restriction enzymes. -Biology

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Description : How are restriction enzymes used to make recombinant DNA? -Biology

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What is the enzymatic function of restriction enzymes? -Biology

Description : What is the enzymatic function of restriction enzymes? -Biology

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What is the source of restriction enzymes? -Biology

Description : What is the source of restriction enzymes? -Biology

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What are restriction enzymes used for? -Biology

Description : What are restriction enzymes used for? -Biology

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What determines where a restriction endonuclease cuts? -Biology

Description : What determines where a restriction endonuclease cuts? -Biology

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Function of restriction endonuclease in bacteria -Biology

Description : Function of restriction endonuclease in bacteria -Biology

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Why are restriction enzymes called molecular scissors? -Biology

Description : Why are restriction enzymes called molecular scissors? -Biology

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Why are restriction enzymes used for DNA fingerprinting? -Biology

Description : Why are restriction enzymes used for DNA fingerprinting? -Biology

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Why is cutting enzymes known as the restriction enzymes? -Biology

Description : Why is cutting enzymes known as the restriction enzymes? -Biology

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How does the restriction enzyme prevent the cutting of the endogenous DNA? -Biology

Description : How does the restriction enzyme prevent the cutting of the endogenous DNA? -Biology

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Why is cutting enzymes known as the restriction enzymes? -Biology

Description : Why is cutting enzymes known as the restriction enzymes? -Biology

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How does the restriction enzyme prevent the cutting of the endogenous DNA? -Biology

Description : How does the restriction enzyme prevent the cutting of the endogenous DNA? -Biology

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Description : What is restriction digestion? -Biology

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What is restriction digestion? -Biology

Description : What is restriction digestion? -Biology

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What is restriction endonuclease used for? -Biology

Description : What is restriction endonuclease used for? -Biology

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What is restriction endonuclease used for? -Biology

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Description : How does gel electrophoresis separate DNA fragments?

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Description : Why can gel electrophoresis separate dna fragments?

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Why can gel electrophoresis separate dna fragments?

Description : Why can gel electrophoresis separate dna fragments?

Last Answer : Electrophoresis enables you to distinguish DNA fragments of different lengths. DNA is negatively charged, therefore, when an electric current is applied to the gel, DNA will migrate towards the positively ... marker, you can work out the approximate length of the DNA fragments in the samples.