The diagrams shown represent an investigation
concerning the growth of bean plants. The roots
...
Biology, 12.05.2021 05:20, laequity3393
The diagrams shown represent an investigation
concerning the growth of bean plants. The roots
of three identical bean plants were each placed
through a hole in covered tubes containing water
as shown in the diagrams. Nothing was done to
plant A. Vaseline was used to cover the upper
surface of the leaves of plant B. Vaseline was used
to cover the lower surface of plant C The water
level of each tube was marked and the plants were
placed together near a window. Aller 24 hours,
the water level in each tube was measured,
Vaseline
Volion
Cover
西
water level
at the art
А
с
Which tube represents the control for this
investigation?
i
Answers: 1
Biology, 21.06.2019 21:30, noahwaitsowl357
Me with these questions if you’re it sure don’t answer
Answers: 2
Biology, 22.06.2019 03:30, 001234567891011
Up until 1938, paleontologists accepted the idea that coelacanths (an ancient fish) went extinct at the time that they last appear in the fossil record, about 80 million years ago. but in 1938, a live coelacanth was discovered off the coast of south africa that was compared to the fossil record and found to be the same species what goal of science does this discovery represent
Answers: 1
Business, 20.07.2019 21:20