RE: Left arm vs. right arm blood pressure question 9/16/2005 5:01AM - in reply to veryyyy. Reply. Return to Index. Report Post. The plumbing from the heart to the left arm is more direct than to the right arm, so in order to get truer numbers, the left arm is preferred.
Pedigrees show how characteristics are passed from one generation to the next. They are used in studying human genetics because it is not possible to carry out controlleâ¦d breeding experiments with humans, as we can with other animals or with plants.
1 Breeders: a breeder can provide the dog's lineage if a strong pedigree is important to you. 2  However, breeders can be expensive, and unethical breeders might not provide the best care for your puppy in its earliest days. 3  A bad breeder may also breed unhealthy dogs.