Answer:
Altitude
Explanation:
Its the elevation of an object above sea level.
Pollution or Carbon Dioxide
a. chloroplast and cell wall
The chloroplast contains chlorophyll, which is the stuff that makes plants green. So animals do not have a chloroplast. Only plants have a cell wall and it is what helps plants maintain their shape. Hope this helped! :)
<span>Mutations that increase fitness is type of mutations do scientists look for in a molecular clock. </span>
2. Endothermic, absorbing
Hope this helps :)
