Which of the following represents the lowest level of chromatin packaging?

a. 10 nm fiber
b. chromonema fiber
c. nucleosome
d. 30 nm fiber
e. interphase chromatid


Ans: c

Biology & Microbiology

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In the frog genus, when certain species attempts to mate with other species, embryo development is halted at various stages including zygotic segmentation, blastula formation, gastrulation, or in the final phases of embryo development

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The interval stage before the onset of DNA replication is called the

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