Two major factors used to identify climate are

The structure that houses the cells genetic information.

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above

Astudent poured a solution of bromothymol blue indicator into three test tubes. then he placed an aquatic plant in two of the test tubes, as shown below. he placed a stopper on each test tube and placed them all in the dark for 24 hours. bromothymol blue turns from blue to yellow in the presence of co2