Which of the following can be used to determine the precise amount of radioactively labeled dna in a chemical solution? a. celsius thermometer b. scintillation counter c. digital balance d. ph indicator

Crossing over is a method of (blank)?

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

Do plant cells perform cellular respiration?