According to the current theory, the earth's moon was formed a. together with earth c. from a portion of earth b. separately from earth d. from a leftover star

What is histamine and what is its role in allergic reactions

Astudent wants to test the hypothesis that fertilizer improves the growth rate of grass seeds. to test this hypothesis, the student put the same amount of grass seed in 3 containers with the same type of soil. the student measured the growth at the end of the week. all plants received equal amounts of water and sunlight. if you were asked to graph this data, what would you place on the x-axis? a. fertilizer b. water c. plant growth d. week one

What factors contribute to the effect an environmental toxin has on the human body?