What could’ve happened as sources of error in photosynthesis experiment when red light treatment had highest photosynthetic rate than normal?

Ascientist wanted to formulate a pill to attack a specific type of bacteria that infects the throat. which biological component would be best to use as a model for the pill's function? bacteriocytes phagocytes complement antibodies

During the final stage of the cell cycle, cytokinesis allows the cell to finish dividing, creating with copies of dna. can someone fill in the blanks?

The changes that the students observed, rapid breathing and sweating, would be classified as a to a change in a system.