Describe two possible unintended consequences of only mating dogs for a specific trait.

Explain why in any given geographical region, women tend to have lighter skins( by 3-4% on average) than men?

Approximately what portion of the foods that we eat have been genetically modified in some way? a.fewer than 10% b.about 50% c.nearly 100%

The smallest parts of these that retain their original properties are called