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When the centres of the four immediate n...

When the centres of the four immediate neighbouring spheres are joined a square is formed. Thus, this packing is called

A

square close packing

B

hexagonal close packing

C

rectangular close packing

D

None of the above

Text Solution

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The correct Answer is:
A
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Knowledge Check

  • Read the following statements and choose the correct option. (a) Nitrogenous base is linked to the pentose sugar through a N-glycosidic linkage. (b) phosphate group is linked to 5^' -OH of a nucleoside through phosphester linkage. [c) Two nucleoside are linked through 3^'-5^' N-glycosidic linkage. (d) Negatively charged DNA is wrapped around positively charged histone octamer to form nucleosome. (e) The chromatin that is more densely packed and stains dark is called euchromatin.

    A
    Nitrogenous base is linked to the pentose sugar through a N-glycosidic linkage
    B
    Phosphate group is linked to `5^'- OH of a nucleoside through phosphester linkage.
    C
    Two nucleoside are linked through `3^'-5^'` N glycosidic linkage
    D
    Negatively charged DNA wrapped around positively charged histone octamer to form nucleosome.

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