Why are the Miller-Urey experiments essential to the theory of evolution? They showed that life can only come from life.
They showed that electricity can create life.
They showed how organic molecules could be made from Earth's early atmosphere.
They showed the role that natural selection played in the evolution of modern day organisms.

If you are in a chronic state of anxiety but also suffer from moment of sudden, intense fear you are problably suffering. from

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

In which squares should the phrase "green pods" appear a) a and d b) b and e c)a,c, and d d)a,b,c,d and e