A breeding objective is the general goal of a breeding program – the notion of what constitutes the best animal. Selection pressure is applied to specific traits in order to meet breeding objectives.

Long before DNA unraveled the double helix of life, scientists were already tinkering with its inheritance. The idea that traits could be passed from one generation to the next fascinated early ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...

This study presents a valuable finding on how lentiviral infection has driven the diversification of the HIV/SIV entry receptor CD4. Using a combination of molecular evolution approaches coupled with ...

Every fall, fewer than 1 in 10 applicants to the University of Chicago walk beneath a flock of gargoyles adorning a fortresslike stone gate onto the main quad as admitted students. Years ago, Alana ...

1 Department of Respiratory Medicine, University Hospital of Zurich, Zurich, Switzerland 2 Zurich Center of Integrative Human Physiology, University of Zurich, Zurich, Switzerland Monitoring of nasal ...

What are the steps to finding the best pressure sensor for a particular application? That’s a challenge faced by many a young engineer just out of school. Engineering school teaches a great deal of ...

The detection of “signatures of selection” is now possible on a genome-wide scale in many plant and animal species, and can be performed in a population-specific manner due to the wealth of ...