Stunning discoveries and fresh breakthroughs in DNA analysis are changing our understanding of our own evolution and offering a new picture of the "other humans" that our ancestors met across ...

The width of the block is given as 100 mm, and assuming the height of the block is also 200 mm (as given in the image analysis), the area ( A ) is: [ A = 100 , \text{mm} \times 200 , \text{mm} = 20000 ...