Question

What evidence indicates that plants can produce carbon dioxide through cellular respiration? A test tube of brom thymol blue with a plant turns blue in light. A test tube of brom thymol blue with two plants turns yellow in the dark. A test tube of brom thymol blue with a plant and a snail in the dark turns yellow. A test tube of brom thymol blue with a plant and a snail remains green in light.

Answer 1

A test tube of brom thymol blue with two plants turns yellow in the dark.

Step-by-step explanation: