Genetic markers are DNA sequences with known physical locations on chromosomes. They are points of variation that can be used to identify individuals or species, or may be used to associate an ...
THE shops may be full of Halloween decorations now, but it’s easy to save cash by making your own. Plus, getting the children involved will keep them entertained for at least a few minutes, giving ...
There is no such thing as “black light wavelength”—so why do black T-shirts, black crayons, and black marking pens look black? Investigate a variety of black ink markers, and find out why they look ...
Grab your hammer and nail, and puncture the top of the mason jar lid multiple times, covering the entire surface. Be mindful not to make the holes too large; we want the soap to seep through the holes ...