Why are some genes dominant? Such as those for brown eyes over blue eyes, or so I am led to believe. Or do they actually blend in some way? Here's what science has to say: In the 19th century, ...

Your genes code for all your traits. Some genes are dominant and expressed if you receive a copy from one parent. Others are recessive and only apparent if you receive a copy from both parents. Genes ...

When a single mutation in the child leads to intellectual disability, this is called a mutation in a dominant gene. Other mutations affect recessive genes. Having a single mutation in a recessive gene ...

Dive into the difference between dominant and recessive genes. How could you take a piece of information and make it vanish from one generation, and then have it reappear? The only way is if the ...

Populations live in rapidly changing environments – droughts come and go, food sources change, human activities reshape habitats. For scientists, this raises a fundamental puzzle: How do populations ...

Populations live in rapidly changing environments—droughts come and go, food sources change, human activities reshape habitats. For scientists, this raises a fundamental puzzle: How do populations ...

Biology professors and students use tomatoes from campus garden to teach high schools students about genetic diversity. Students learn about dominant and recessive genes and the genetic influence on ...

Sickle cell anemia is an inherited condition that follows an autosomal recessive inheritance pattern. Even if you don’t have sickle cell anemia, you can be a carrier. Sickle cell anemia is a genetic ...

Genetics play a strong role in nearsightedness. It is not the only factor, though. Looking at nearby objects for long periods of time and a lack of outdoor exposure can also contribute.