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प्रश्न
The net electric charge on DNA and histones is ______.
विकल्प
negative and positive, respectively
both negative
both positive
zero
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उत्तर
The net electric charge on DNA and histones is negative and positive, respectively.
Explanation:
On DNA and histones, the net electric charge is both negative and positive. The presence of phosphate ions in the nucleotides makes the DNA molecule negatively charged. Because lysine and arginine amino acid residues are present, his tones are positively charged.
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संबंधित प्रश्न
In an octamer of the nucleosome, core DNA consists of ______ base pairs.
Attempt any TWO of the following:
With the help of a suitable example illustrate ‘Palindrome’.
Very Short Answer Question:
Which are the nucleosomal 'core' histones?
Short Answer Question:
Write a short note on DNA packaging in the eukaryotic cell.
AUG codon gives ________ & ________ amino acids in prokaryotes & Eukaryotes respectively.
Write a note on the packaging of DNA in Eukaryotes.
Repeating units of chromatin are known as ____________.
Which one of the following histone molecule is NOT double in one nucleosome?
The length of DNA segment having 44 base pairs is ______
Nucleosome core is made of ______.
The structure in chromatin seen as ‘beads-on string’ when viewed under electron microscope are called ______.
Electron Transport System (ETS) is present in a eukaryotic cell in the:
Which one of the following is not considered as part of the endomembrane system?
Which process occurs in the regulation of gene expression in prokaryotes but does not occur in the regulation of gene expression in eukaryotes?
The most abundant prokaryotes helpful to human in making curd from milk and in the production of antibiotics are the ones categorised as ______ .
Replication of DNA in eukaryotes is initiated by ______.
In a mature, functional mRNA of eukaryotes______.
