A research scientist designs an experiment to measure the inputs and outputs of photosynthesis, by mass, for a representative plant ov a certain time. The scientist's predictions for the results are shown in the table.

The table that the scientist constructed does not include light. Describe the role of light in the scientist's experiment. Then propose an
explanation for why light was not included in the table.

Nucleic acid certain protein cell membranes certain carbohydrates

If a human has 23 pairs of chromosomes in every muscle cell of its body how many chromosomes will be in a human egg or sperm

Asample of digestive juice was removed from the stomach of a pig. the juice was placed in a test tube along with some grains of wheat. a second test tube was set up containing an equal number of wheat grains, with distilled water rather than digestive juice. the test tubes were kept for 8 hours at 40 degrees c. after 8 hours, the grains inside the digestive juice had broken into tiny particles. the grains of wheat, in the water, were wet but otherwise unchanged. what is the control group?