How can you tell whether this structure represents a prokaryotic cell, a plant cell, or an animal cell?

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?

What is the problem in this article? what solution does the article propose?

What is the most important inorganic material for livings things? ! due tomorrow!