e. An aquatic green plant was placed into each tube. A student exhaled through a straw into each tube and othymol blue turned yellow. The tubes were corked and one tube was placed in the dark, the other tube was d in direct sunlight. The yellow solution in the tube in sunlight turned blue, while the one . Which statement best explains why the solution in the tube placed in sunlight returned to a blue color? the dark remaine- A. Oxygen was produced by photosynthesis. B. Carbon dioxide was removed by photosynthesis. Carbon dioxide was produced by respiration. D. Oxygen was removed by respiration
e. An aquatic green plant was placed into each tube. A student exhaled through a straw into each tube and othymol blue turned yellow. The tubes were corked and one tube was placed in the dark, the other tube was d in direct sunlight. The yellow solution in the tube in sunlight turned blue, while the one . Which statement best explains why the solution in the tube placed in sunlight returned to a blue color? the dark remaine- A. Oxygen was produced by photosynthesis. B. Carbon dioxide was removed by photosynthesis. Carbon dioxide was produced by respiration. D. Oxygen was removed by respiration
Comprehensive Medical Assisting: Administrative and Clinical Competencies (MindTap Course List)
6th Edition
ISBN:9781305964792
Author:Wilburta Q. Lindh, Carol D. Tamparo, Barbara M. Dahl, Julie Morris, Cindy Correa
Publisher:Wilburta Q. Lindh, Carol D. Tamparo, Barbara M. Dahl, Julie Morris, Cindy Correa
Chapter30: Assisting With Minor Surgery
Section: Chapter Questions
Problem 2CR
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Question
![2. Two test tubes were filled with a solution of bromothymol blue. This solution turns yellow in the presence of carbon
dioxide. An aquatic green plant was placed into each tube. A student exhaled through a straw into each tube and the
bromothymol blue turned yellow. The tubes were corked and one tube was placed in the dark, the other tube was
placed in direct sunlight. The yellow solution in the tube in sunlight turned blue, while the one in the dark remained
yellow. Which statement best explains why the solution in the tube placed in sunlight returned to a blue color?
A.
Oxygen was produced by photosynthesis.
Carbon dioxide was removed by photosynthesis.
Carbon dioxide was produced by respiration.
В.
C.
D.
Oxygen was removed by respiration](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd2dfa276-c92f-4a1c-9228-5a88f78ec82c%2F40e91034-b37d-4b27-a310-93d0ec295ffc%2Fpxcvss_processed.png&w=3840&q=75)
Transcribed Image Text:2. Two test tubes were filled with a solution of bromothymol blue. This solution turns yellow in the presence of carbon
dioxide. An aquatic green plant was placed into each tube. A student exhaled through a straw into each tube and the
bromothymol blue turned yellow. The tubes were corked and one tube was placed in the dark, the other tube was
placed in direct sunlight. The yellow solution in the tube in sunlight turned blue, while the one in the dark remained
yellow. Which statement best explains why the solution in the tube placed in sunlight returned to a blue color?
A.
Oxygen was produced by photosynthesis.
Carbon dioxide was removed by photosynthesis.
Carbon dioxide was produced by respiration.
В.
C.
D.
Oxygen was removed by respiration
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