Africa is the most likely where most hominids originated from.
I believe it’s A because it’s the only one that makes logical sense!!
A substance that tends to reduce the surface tension of a liquid in which it is dissolved (took that right from dictionary.com)
Image result for Is work done when you carry a book across the room at a constant velocity
Work is not done when you carry an object forward. You may have learnt that carrying an object and moving horizontally at a constant velocity has no work done. The truth is, there is a slight amount of work done due to overcoming air resistance in the horizontal direction.
A GWAS can be performed by actually genotyping as few as 300000 to 1million
