Science Quiz / Theme 2, the structure and properties of nucleotides

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Theme 2, the structure and properties of nucleotides

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QuestionsAnswer
Where is the information stored on a DNA molecule?
Of the entire human genome 8% of the DNA represents...
How many nucleotide pairs are there approximately?
repetitive DNA compromises of how much of the human genome?
Out of ATP,AMP and ADP which of the molecules contain high energy phosphate groups?
Approx how many genes are there in the human genome?
Which region compromises of about 2% of the human genome
The number of hydrogen bonds between A-T nucleotide are?
What are strands of DNA packaged into?
Due to one end of a polypeptide been 5' and the other 3' what property does this give a polynucleotide?
Which molecule can be found at the 5' end of a polynucleotide?
One of the criteria of DNA was that it must incorporate a feature which....
Where is the H positioned on a deoxyribose sugar ring?
The purines consist of...
What is positioned at carbon 2' on a ribose sugar ring?
repetitive DNA includes...
the distance of one full twist in a DNA molecule is?
A nucleosome is....
Which type of bond forms when two nucleotides bond at the 3' and 5' carbons
Where are nucleotides attached when trying to make polynucleotides?
When two polynucleotides bond to form a DNA molecule the strands are positioned...
QuestionsAnswer
The inter nucleotide distance of a DNA molecule is
SiNES are...
%of introns in the DNA
There are 3 hydrogen bonds between which two nitrogenous bases?
A hydroxyl group can be found at which end of a polynucleotide?
Why are the bases on a DNA strand likened to rungs on a ladder?
How many pairs of chromosomes are found in humans?
What is the length of unpacked DNA in a nucleus?
What is the diameter of packed DNA in a nucleus?
The final criteria of DNA was that it must....such that the information carried is altered in a heritable manner
% of exons in the DNA
Which histone helps assemble nucleosomes into the 30nm fibre?
sugar+base+phophate=
A chromatin molecule is a...fibre
The diameter of a DNA molecule is...
Groups of genes can be expressed without disassembly of the entire chromosome because..
Of repetitive DNA, which is moderately repetitive?
after the formation of the 30nm chromatin fibre, the DNA is condensed into...
Approx 25% of the human genome is represented by...
The pyrimidines consist of...
How many chromosomes are found in humans?
QuestionsAnswer
A chromatin molecule is..
How many nucleotides are there per turn in a DNA molecule?
Approx how much of the human genome echidnas protein?
The second criteria of DNA was that it must...that permits its passage across generations
Meselson and Stahl discovered that DNA replication is
What is DNA in terms of nucleotides?
A nucleoside contains...
mRNA contains...
Where is a nucleoside phosphorylated?
What is the difference between prokaryotic and Eukaryotic DNA?
What molecule is liberated at the formation of a phosphodiester bond?
Which part of the human genome is relevant to human fingerprinting because it is unique to every individual?
What is phosphorylation?
Where are the untranscribed regions found?
Viral retroposons are known as...
Which enzyme catalyses the formation of polynucleotides?
Width of DNA wrapped on histones is
How many nucleotides are there in the human genome?
Beads on a string refers to...

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