What happens to the protein to allow the substance to pass through?

This is the diveristy of ecosystems natural communites and habits it is the variety of ways that species interact with each other and their environment

When explaining dominant and recessive traits to a younger family member, they respond, "well chances are i can probably taste ptc, since dominant traits are more common." how might you address this misconception?

In the controversial scientific process of cloning, organisms are created that are genetically identical to there parent. this process would be classified as