A student put an elodea plant in a test tube for 24 hours. For 12 hours, the
plant received light; for the next 12 hours, the plant was kept in the dark.
The student measured the pH in both conditions. Explain why the water
became acidic at highttime. (You may use the formula for photosynthesis:
6CO, + 6H 0 -- CH, 20. + 602.)
Answers: 3
Biology, 21.06.2019 21:00, lewislatavia043
Which of these serves as a reference for comparison during a scientific investigation? a)outcome variable (dependent variable) b) test variable (independent variable) c)control group d)hypothesis
Answers: 1
Biology, 22.06.2019 04:30, Lindsay882
Why are scientists concerned about the depletion of the ozone levels in the stratosphere?
Answers: 2
A student put an elodea plant in a test tube for 24 hours. For 12 hours, the
plant received light;...
Mathematics, 21.07.2021 03:10
Mathematics, 21.07.2021 03:10
Mathematics, 21.07.2021 03:10
Mathematics, 21.07.2021 03:10