What type of microscope focuses beams of electrons on specimens?

The correct answer is the electron microscope.

The electron microscope is the microscope that uses an electron beam to illuminate the object of study. The electron microscope has a higher resolving power than light microscope because the wavelength of an electron is a lot shorter than that of visible light photons.

the right side of the picture going down is:

polymerase

protein

transport vesicle

modified protein

the left side of the picture going down is:

dna helix

single-stranded rna

endoplasmic reticulum

ribosome

golgi apparatus

protein released from vesicle

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image result for how many calories of energy will 20 grams of carbohydrates provide in one gram provides 4 calories

consuming the right balance of protein, carbohydrates and fat can you maintain a healthy weight and optimize your energy levels. protein and carbohydrates both contain 4 calories per gram, while fat provides 9 calories per gram.