A-¿Con qué tipo de microscopios se pueden observar los Microscopio electrónico
Microscopio optico
Microscopio de contraste
- ¿Por qué no se pueden ver con los otros?​

Abeaker of water was heated and then placed on a bench in the laboratory. the water cooled until it was the same temperature as the air in the laboratory. which of these explains the mechanism by which the water cooled? a. heat energy was transferred from the water to the air. b. water molecules from the water formed warm water currents. c. the water molecules absorbed energy from the molecules in the air. d. the water released radiation until it contained no heat energy.

For which of the following ions is the intracellular concentration typically higher than the extracellular concentration? a. sodium b. calcium c. magnesium d. potassium e. chloride

What vitamin gives carrots and sweet potatoes their orange color?