Base your answer to the question on the information below and on your knowledge of biology.
a student designed an experiment to determine if air temperature had an effect on the rate of photosynthesis in corn plants.
the independent variable in this experiment is the
1.
air temperature at which the corn plants were grown
amount of carbon dioxide used by the corn plants
volume of oxygen produced by the corn plants
number of corn plants used

In which of the following ways is the function of the surface of a microsphere similar to the function of an actual cell membrane? a. both make it possible for the conditions in the interior to be different from the conditions outside. b. both provide a barrier that keeps water from flowing across it so the interior remains dry. c. both separate the rna that forms in the interior from any rna that might form in the environment. d. both can actively move molecules into the interior or out into the surrounding environment.

Ture or false evidence for evolution includes millions of fossils

Moving down the ramp from 6 meters to