Macs win PC sucks thats life! try search in adobes help files.
or Select » Colour Range
Image » Adjustments » Replace Colour …
Or Image » Adjustments » Levels, and use the eyedropper and stuff. But your right if there are actualy tools Mac has and PC dont thats not fair.
I normally do a hue saturation -100 on color images to get black and white, so no biggie.
found another one…selection brushes, which you can set to mask mode…this friggin sux. I cant find these tools in the PC version anywhere. I cant believe I never noticed these huge differences.