asmi
Forum Hero
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true or false With regard to histones:
a. they are basic proteins
b. they are essential for the formation of stable DNA
c. mitochondria do not contain histones
d. in the chromosomes, the weight of the histones equal to that of the
DNA
e. the amino acid composition of histones show great variability
amongst different human races
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A=true(basic proteins containing arginine and lysine to a greater extent)
B=true(they make the DNA less susceptible to actions of nuclease enzymes)
C=false :?:
D=false(proteins are supposed to be heavier :?: )
E=false(arginine and lysine are among the few aminoacids to confer +ve charge,most aminoacids carry-ve charge,so most other aa cant be used for this purpose).
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| asmi
Forum Hero
Topics: 1043
Posts: 4,609
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all are true except E
But :roll: doubt about D
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