What are cells that express the same genes? a. similar b. different c. mutated d. not living

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?

Drag the correct tiles to the image. not all tiles will be used. the diagram is a schematic representation of the electron transport mechanism in mitochondria. label the diagram to complete the model.

Describe the response the kidneys have to dehydration and excessive water intake. what happens to the concentration of urine in each case ?