Which part of the microscope are objective lenses attached?​

Crossing over and independent assortment are important activities that occur during meiosis. what is the significance of these activities

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

What are potential sources of error in marta’s experiment