Resolution is the number of <term>pixel</term>s (individual points of color) contained on a display monitor, expressed in terms of the number of pixels on the horizontal axis and the number on the ...
The bleeding should last no more than 3 weeks and should be more intense during the first days. The dog can get pregnant only during the first 2 to 3 days after the heat cycle has started. If you want to breed your dog, you will have to ask a vet to determine the best time to do this.
If your puppy goes into heat, then you know that she is indeed old enough to get pregnant, whether she's 5 months or more than a year in age. The heat cycle usually happens twice annually in dogs. When your puppy is in heat, she'll probably give a lot of indications of it to clue you in.