The various types of cells making up the structural composition of your body (skin cells, muscle cells, cells of your stomach lining, etc.) are all cells. The only other class of cells in your body are (sperm and egg cells).

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?

Some birds look for food near cattle and other livestock. the movement of the cattle churns up the ground, making insects available to the birds. the cattle appear to be unaffected by the presence of the birds. what kind of relationship exists between the birds and the cattle? o a. parasitism o b. commensalism o c. predation o d. mutualism

What does the positioning of transcription factors determine?