Here we see just two examples, heart cells (far left ... Take a typical cell, such as a red blood cell. Each gene within that cell has a coding region. This region encodes the information used ...

Finally, the chances that their child will have two copies of the gene, and therefore sickle cell anemia, is also 25 percent. This situation is a stark example of genetic compromise, or an ...

In addition, gene expression changes can lead to changes in an entire organism, such as molting in insects. In Drosophila, for example, the molting process is regulated by levels of a hormone ...

A second example of how chemical environments affect gene expression is the case of supplemental oxygen administration causing blindness in premature infants (Silverman, 2004). In the 1940s ...

Christie is a seasoned science journalist and cell and molecular biology PhD; her debut book Venomous: How Earth’s Deadliest Creatures Mastered Biochemistry, received widespread acclaim. She was a ...