A scientist thinks that a certain chemical is a mutagen. She exposes plant cells to a large amount of this chemical in the laboratory. Which statement best provides evidence that the substance is a mutagen?

The cells die within hours of being exposed to the chemical.

The cells grow more quickly than those that were not exposed to the chemical.

The cells change after being exposed to the chemical, and this change is passed to the next generation of cells.

The cells continue to divide at the same rate as before they were exposed to the chemical.

answer; /// i believe the correct answer is (reactants);

he movement of air through earth's or any planet's atmosphere is called wind, and the main cause of earth's winds is uneven heating by the sun. this uneven heating causes changes of atmospheric pressure, and winds blow from regions with high pressure to those with low pressure.

i hope this : )

the correct answer is anaphylaxis.

anaphylaxis is a condition caused by insect bites, foods, medications, manifested by tongue swelling, shortness of breath, vomiting, low blood pressure. it sometimes may occur without an obvious reason. it is treated with epinephrine injection.other tretments include antihistamines and steroids,