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The Berlin Wall fell on the 9th November 1989. The wall had been constructed in 1961, making it illegal for citizens to cross it from East Berlin to West Berlin for over twenty years. During these years, ...
18 total2,8,8(2,8,7 in chlorine atom, one more from another atom to form the negative charge and filling the third shell)
Since the sperm cell's role is to swim to the egg and fertilise it, it requires a tail for movement. The middle piece is full of mitochondria to provide energy so that the sperm cell can swim and reach th...
When asked to solve we have to find the value of x and the value of y, as they are simultaneous equations we know the value of y in equa...
Transcription is the process of of copying DNA information from a DNA strand, to form an mRNA, that can later be used to produce a protein in translation. Transcription will involve the double helix of DN...
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