Anti-acid medications such as Tums and Alka-Seltzer are bases. What happens when you take an anti-acid tablet for acid reflux/heartburn? A

It raises the pH of your stomach.

B

It lowers the pH of your stomach.

C

It kills harmful bacteria in the stomach.

D

It has no effect on acid refluz or heartburn.

What claim did thorne make? what evidence supported his claim?

Ivan is looking at a cross section of a stem taken from a vascular plant. he sees two different types of vascular tissue: the xylem, which is closer to the center of the stem, and the phloem, located around the xylem, closer to the outside of the stem. how do these two structures work together in a living plant?

As an asteroid comes close to earth, it's name will change to? apex