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DNA is wrapped around proteins called histones, to form nucleosomes. Each nucleosome is a histone octomer composed of (H2A, H2B, H3, and H4) subunits with a 1.65 helical turn of 147 nucleotide bases. N...

What are the maxima and minima?
The maxima of a function f(x) are all the points on the graph of the function which are 'local maximums'.

A point where x=a is a local max...

When vaccine is given small amounts of the dead or inactive pathogen are inserted in to the blood, this activates the body's white blood cells which then produce antibodies. These antibodies destroy the d...

When learning Spanish it’s very easy to get confused over when to use ‘por’ and ‘para’ in a sentence since both mean ‘for’ in English. There are a variety of contexts in which both words can be used, b...