For carbon-13. top corner and
bottom corner.
will be written in the
will be written in the
6, 13
13,6

chert is a sedimentary rock composed of microcrystalline or cryptocrystalline silica. with this little bit of information, you can come to the conclusion that your answer is c.  

explanation:

rising temperatures because when water vapor in the air is cooled, it condenses. it turns back into a liquid and attaches to dust particles in the air. these very small water droplets group together to form clouds

it marks things for degradation via the proteasome. it alters there celluar location.

it's false. hope i .