What are sticky ends in DNA and their significance? -Biology

What are sticky ends in DNA and their significance? -Biology
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Assetion: Restriction enzymes cut the strand 27 of DNA to produce sticky ends Reason : Stickiness of the ends faciliates the action of the enzyme DNA

Description : Assetion: Restriction enzymes cut the strand 27 of DNA to produce sticky ends Reason : Stickiness of the ends faciliates the action of the enzyme DNA

Last Answer : Assetion: Restriction enzymes cut the strand 27 of DNA to produce sticky ends Reason : Stickiness of ... D. If both assertion and reason are false

In sticky ends produced by restriction endonucleases (A) The 2 strands of DNA are joined to each other (B) The DNA strands stick to the restriction endonuclease (C) The ends of a double stranded fragment are overlapping (D) The ends of a double stranded fragment are non overlapping

Description : In sticky ends produced by restriction endonucleases (A) The 2 strands of DNA are joined to each other (B) The DNA strands stick to the restriction endonuclease (C) The ends of a double stranded fragment are overlapping (D) The ends of a double stranded fragment are non overlapping

Last Answer : Answer : C

All of the following statements about restriction endonucleases are true except: (A) They are present in bacteria (B) They act on double stranded DNA (C) They recognize palindromic sequences (D) They always produce sticky ends

Description : All of the following statements about restriction endonucleases are true except: (A) They are present in bacteria (B) They act on double stranded DNA (C) They recognize palindromic sequences (D) They always produce sticky ends

Last Answer : Answer : D

Identify the wrong statement with regard to restriction enzymes. (a) Each restriction enzyme functions by inspecting the length of a DNA sequence. (b) They cut the strand of DNA at palindromic sites. (c) They are useful in genetic engineering. (d) Sticky ends can be joined by using DNA ligases.

Description : Identify the wrong statement with regard to restriction enzymes. (a) Each restriction enzyme functions by inspecting the length of a DNA sequence. (b) They cut the strand of DNA at palindromic sites. (c) They are useful in genetic engineering. (d) Sticky ends can be joined by using DNA ligases.

Last Answer : d) Sticky ends can be joined by using DNA ligases.

A seals sticky ends of recombinant DNA segments. a. DNA Ligase b. restriction endonuclease c. protease d. RNA polymerase

Description : A seals sticky ends of recombinant DNA segments. a. DNA Ligase b. restriction endonuclease c. protease d. RNA polymerase

Last Answer : b. restriction endonuclease

Which of the following molecules forms lengths of DNA with ‘sticky ends’?

Description : 12 Which of the following molecules forms lengths of DNA with ‘sticky ends’? a) DNA ligase b) DNA polymerase c) RNA polymerase d) Restriction enzyme

Last Answer : ANS: d Restriction enzyme

What is the significance of palindromic DNA? -Biology

Description : What is the significance of palindromic DNA? -Biology

Last Answer : answer:

Antiparallel strands of a DNA molecule means that (a) one strand turns clockwise (b) one strand turns anti-clockwise (c) the phosphate groups of two DNA strands, at their ends, share the same position (d) the phosphate groups at the start of two DNA strands are in opposite position (pole).

Description : Antiparallel strands of a DNA molecule means that (a) one strand turns clockwise (b) one strand turns anti-clockwise (c) the phosphate groups of two DNA strands, at their ends, share the same position (d) the phosphate groups at the start of two DNA strands are in opposite position (pole).

Last Answer : (d) the phosphate groups at the start of two DNA strands are in opposite position (pole).

Stem and loop structures are A- proteins that help partially denatured enzymes to recover their native configuration B- structures in DNA caused by inverted repeats C- structures at the ends of linear eukaryotic DNA molecules D- the bonds between adjacent DNA nucleotides in the same strand

Description : Stem and loop structures are A- proteins that help partially denatured enzymes to recover their native configuration B- structures in DNA caused by inverted repeats C- structures at the ends of linear eukaryotic DNA molecules D- the bonds between adjacent DNA nucleotides in the same strand

Last Answer : structures in DNA caused by inverted repeats

What is the significance of DNA being able to replicate itself?

Description : What is the significance of DNA being able to replicate itself?

Last Answer : What is the answer ?

What is the significance of DNA technology?

Description : What is the significance of DNA technology?

Last Answer : Knowledge of DNA technology has led us to study the possibilities of many genetically related physical and physiological problems. Knowledge of DNA technology helps in improving the quality of ... applications in the field of agriculture, health, food management, conservation of environment etc.

Mention the significance of DNA.

Description : Mention the significance of DNA.

Last Answer : a) DNA has the coded information for controlling all the metabolic activities of the cell both directly and indirectly.b) By the property of self replication, it ensures the equal ... sometimes undergoes mutation and recombination which brings about variations in the characters of the off springs.

Define about mitochondrial DNA. What is the forensic significance of mtDNA.

Description : Define about mitochondrial DNA. What is the forensic significance of mtDNA.

Last Answer : mtDNA (mitochondrial DNA): Human mitochondrial DNA (mtDNA) is a circular double-stranded molecule, 16,569 base pairs (bp) in length that codes for 13 subunits of the oxidative phosphorylation ... result can be obtained by typing mtDNA than by typing polymorphic markers found in nuclear DNA.

During replication, the template DNA is unwound (A) At one of the ends (B) At both the ends (C) At multiple sites (D) Nowhere

Description : During replication, the template DNA is unwound (A) At one of the ends (B) At both the ends (C) At multiple sites (D) Nowhere

Last Answer : Answer : C

The correct statement concerning RNA and DNA polymerases is (A) RNA polymerase use nucleoside diphosphates (B) RNA polymerase require primers and add bases at 5’ end of the growing polynucleotide chain (C) DNA polymerases can add nucleotides at both ends of the chain (D) All RNA and DNA polymerases can add nucleotides only at the 3’ end of the growing polynucleotide chain

Description : The correct statement concerning RNA and DNA polymerases is (A) RNA polymerase use nucleoside diphosphates (B) RNA polymerase require primers and add bases at 5' end of the growing polynucleotide ... and DNA polymerases can add nucleotides only at the 3' end of the growing polynucleotide chain

Last Answer : Answer : D

Plasmid has been used as vector because (a) it is circular DNA which have capacity to join to eukaryotic DNA (b) it can move between prokaryotic and eukaryotic cells (c) both ends show replication (d) it has antibiotic resistance gene.

Description : Plasmid has been used as vector because (a) it is circular DNA which have capacity to join to eukaryotic DNA (b) it can move between prokaryotic and eukaryotic cells (c) both ends show replication (d) it has antibiotic resistance gene.

Last Answer : (a) it is circular DNA which have capacity to join to eukaryotic DNA

Restriction endonucleases are enzymes which (a) make cuts at specific positions within the DNA molecule (b) recognize a specific nucleotide sequence for binding of DNA ligase (c) restrict the action of the enzyme DNA polymerase (d) remove nucleotides from the ends of the DNA molecule

Description : Restriction endonucleases are enzymes which (a) make cuts at specific positions within the DNA molecule (b) recognize a specific nucleotide sequence for binding of DNA ligase (c) restrict the action of the enzyme DNA polymerase (d) remove nucleotides from the ends of the DNA molecule

Last Answer : (a) make cuts at specific positions within the DNA molecule

In DNA sequencing, the primer A.specifies where the sequence ends B.specifies where the sequence begins C.both (a) and (b) D.generates variety of different sized fragments

Description : In DNA sequencing, the primer A.specifies where the sequence ends B.specifies where the sequence begins C.both (a) and (b) D.generates variety of different sized fragments

Last Answer : B.specifies where the sequence begins

Why is the stigma sticky in a flower? -Biology

Description : Why is the stigma sticky in a flower? -Biology

Last Answer : answer:

Do you have any suggestions for handling this sticky situation with my kids, their father, and ********* gifts? (Details inside).

Description : Do you have any suggestions for handling this sticky situation with my kids, their father, and Christmas gifts? (Details inside).

Last Answer : answer:It appears to me that the ipods are ruling the meaning of Christmas and not the children and your ex. If the ipods come into your home, your children will be occupied with them and not you or ... if this is the only excuse that will have your children focused on you ....then use it!!.

Do iguanas have sticky pads on their feet?

Description : Do iguanas have sticky pads on their feet?

Last Answer : Feel Free to Answer

[Fluff time] So you want to play a game, do you, how long can you keep a smooth/slippery, sticky/gripping game going?

Description : [Fluff time] So you want to play a game, do you, how long can you keep a smooth/slippery, sticky/gripping game going?

Last Answer : Guacamole

What's your recipe for success for making sticky rice, and does your method work for any type of rice?

Description : What's your recipe for success for making sticky rice, and does your method work for any type of rice?

Last Answer : Plain white rice In a rice cooker with chicken broth.

How do I avoid what I consider a sticky situation ?

Description : How do I avoid what I consider a sticky situation ?

Last Answer : answer:Just say politely that the present period is CERTAINLY NOT the convenient time for such a visit. No need to explain since I am sure he is able to see for himself why. Tell him you would be happy to ... the midst of a heavy storm and you have to come out of it. Be careful, it could backfire.

For orchid owners, how have you dealt with scale and sticky honey dew on a dendrobium orchid?

Description : For orchid owners, how have you dealt with scale and sticky honey dew on a dendrobium orchid?

Last Answer : answer:I take it is caused by aphids? Can you get some lady bugs? Put it outside and let some lady bugs loose. Sounds like it may be greenfly, one website suggested this: Sulphur/fatty acids, insecticidal soap, Dimethoate, Malathion

How to handle this sticky situation?

Description : How to handle this sticky situation?

Last Answer : answer:“Oh. That’s a bit more than I can afford now, I appreciate your giving me an estimate.” And be careful who you ask in the future.

Recomendation for a sticky-note software with a "connection" function?

Description : Recomendation for a sticky-note software with a "connection" function?

Last Answer : answer:Mac computers come with their own post-it-notes, called “Stickies.” http://www.dummies.com/how-to/content/how-to-use-virtual-stickies-on-your-mac.html I use them all the time.

Is it possible to recover a Sticky Note that you've deleted by accident?

Description : Is it possible to recover a Sticky Note that you've deleted by accident?

Last Answer : You could try following the advice here

[Details inside] Can you give me some advice for this sticky situation?

Description : [Details inside] Can you give me some advice for this sticky situation?

Last Answer : answer:No. You're not over-reacting if people are being told to not have girls interact with him. Tell your parents what is happening, and they might be able to contact the administrators for the ... there are official warnings being given, then there is a reason for them. Better safe than sorry.

How would you handle this sticky situation in 1st year uni?

Description : How would you handle this sticky situation in 1st year uni?

Last Answer : answer:Welcome to Fluther! Since your parents are footing the bill, they need to know the truth. It's painful to have that discussion (trust me, I've been there), but it needs to be done. What I ... is that as disappointed as they were, the world didn't end. They helped me make the right decisions.

When do band-aids go bad? When does the sticky stuff stop being sticky?

Description : When do band-aids go bad? When does the sticky stuff stop being sticky?

Last Answer : I’ll bet that there is probably something toxic in the American glue that makes it stickier, but has been banned in the EU. Just a guess though.

Why does my cat so enjoy the sticky side of packing tape?

Description : Why does my cat so enjoy the sticky side of packing tape?

Last Answer : I am actually researching this for you because you always help on my questions. I found on a forum people discussing this saying it is unhealthy for cats.

What's the sticky on your monitor say?

Description : What's the sticky on your monitor say?

Last Answer : I don’t have one. Stickies (to me) mean unfinished business. I eliminate them compulsively.

Non-"sticky"clear paints?

Description : Non-"sticky"clear paints?

Last Answer : Maybe an automotive paint product?

What do I do in this sticky situation?

Description : What do I do in this sticky situation?

Last Answer : I think you should stay out of it.

Anyone know how to make a well-used keyboard un-sticky?

Description : Anyone know how to make a well-used keyboard un-sticky?

Last Answer : Well, one thing you can do is carefully pry the keys off (make sure you know where they go when it’s time to put them back) and clean the keyboard with some swabs and rubbing alcohol. If stuff has gotten spilled or in between the keys, this could help solve the problem…

Can you recommend a non-sticky root-lifting spray? (Hair question)

Description : Can you recommend a non-sticky root-lifting spray? (Hair question)

Last Answer : This one is awesome; weightless and smells really nice. A little pricey at the salon but a bottle lasts a very long time and I saw it much cheaper at Sally Beauty supply if you have one near you.

How to get that sticky lable glue off of glass bottles?

Description : How to get that sticky lable glue off of glass bottles?

Last Answer : Lighter fluid will dissolve and clean it off very quickly. Do you consider that too nasty?

I told a white lie to an old friend to avoid embarassment; now I'm trapped in it! How do I extricate myself from this sticky situation (more details inside)

Description : I told a white lie to an old friend to avoid embarassment; now I'm trapped in it! How do I extricate myself from this sticky situation (more details inside)

Last Answer : Maybe you could say something like, the type of graphic design you do is different from the type he needs and it just wouldn’t be a good fit?

Why is sugar water sticky, but salt water is not?

Description : Why is sugar water sticky, but salt water is not?

Last Answer : answer:Not entirely sure, but I reckon it might have something to do with sugar being a carbohydrate, like starches (which are, of course, sticky/gummy). The fact that both are crystalline solids belies deeper structural differences.

What do you call the sticky stuff that holds a cd to magazine cover ?

Description : What do you call the sticky stuff that holds a cd to magazine cover ?

Last Answer : Rubber Cement.

Recommendations for really simple, useful, sticky note software for windows?

Description : Recommendations for really simple, useful, sticky note software for windows?

Last Answer : We use post it notes, you can download them for free online and you can make your note any size you like. Love them!

What makes primer more "sticky" than paint?

Description : What makes primer more "sticky" than paint?

Last Answer : My SIL is a painter by trade. He uses regular paint for everything. It's just another coat to him. Any kind of paint will seal an unfinished surface making the second coat glide. The only time he ... primer is when he has to use Kilstain or some other product to stop bleeding from water stains, etc.

How do I remove part of a sticky label from a new pair of jeans?

Description : How do I remove part of a sticky label from a new pair of jeans?

Last Answer : i hate labels and glues on anything i buy. for what? why does it need to be so secure? my advice: scrape gently with a straight-edged razor. wash, if need be. eventually the glue and paper will dissolve. not to mention, what is up with CD packaging? so hard to open. aggravating!

I Just Bought An iPhone 3G a couple of days ago, and here's the sticky wicket...

Description : I Just Bought An iPhone 3G a couple of days ago, and here's the sticky wicket...

Last Answer : See if you can return it and wait for the new ones to come out because the one you bought will be less expensive when the 3Gs comes out.

What could be the cause of my mandevilla dropping leaves and white sticky substance on the leaves

Description : What could be the cause of my mandevilla dropping leaves and white sticky substance on the leaves

Last Answer : Need Answer

Sticky Substance

Description : Sticky Substance

Last Answer : That happens just wipe it off with a damp warm water papertowel

my pointsettia has become sticky in areas and it is eliminating the same sticky residue on my floor on a weekly basis

Description : my pointsettia has become sticky in areas and it is eliminating the same sticky residue on my floor on a weekly basis

Last Answer : Need Answer

Why is Fortunia Purple Fairy Bell Petunia sticky and appears to be getting eaten by something?

Description : Why is Fortunia Purple Fairy Bell Petunia sticky and appears to be getting eaten by something?

Last Answer : sounds like something laid eggs on your plants...........after the sun goes down and the plants cool off................mix up 2 tablespoons dawn & 1qt water and spray everything good.............spray again after the rain....................it won't kill them but they will move somewhere else.

white fuzzy sticky substance at bud base causes bud drop, cure?

Description : white fuzzy sticky substance at bud base causes bud drop, cure?

Last Answer : Need Answer