BEST ANSWER GETS BRAINLIEST Each trait a person has, such as eye or hair color, is ultimately the result of a single allele in DNA.

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How can antibodies "remember" a particular bacterial invader or "antigen" on that invader?

Si el equipo no fuera bueno no con el entrenador.

In many humans, exposing the skin to sunlight over prolonged periods of time results in the production of more pigment by the skin cells (tanning). this change in skin color provides evidence that -