Question

Why is an electron microscope useful when studying bacteria? A. Electrons can penetrate through the capsule surrounding bacteria. B. Bacteria are tiny. C. Bacteria move so quickly; the electrons stun the bacteria. D. Bacteria organelles are small and tightly packed together.

Name: Problem 5, Chapter 18: Glencoe Biology
Uploaded: 2020-05-14T17:12:54-08:00
Duration: 1 min 48 s
Channel: Jonathan Turovsky
Description: Why is an electron microscope useful when studying bacteria? A. Electrons can penetrate through the capsule surrounding bacteria. B. Bacteria are tiny. C. Bacteria move so quickly; the electrons stun the bacteria. D. Bacteria organelles are small and tightly packed together.

   Why is an electron microscope useful when studying bacteria?
A. Electrons can penetrate through the capsule surrounding bacteria.
B. Bacteria are tiny.
C. Bacteria move so quickly; the electrons stun the bacteria.
D. Bacteria organelles are small and tightly packed together.

Glencoe Biology

Alton Biggs 1st Edition

Chapter 18, Problem 5

Instant Answer

Solved by Expert Jonathan Turovsky

05/14/2020

Step 1

An electron microscope is a type of microscope that uses a beam of electrons to create an image of the specimen. It is capable of much higher magnifications and has a greater resolving power than a light microscope, allowing it to see much smaller objects in finer Show more…

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Why is an electron microscope useful when studying bacteria? A. Electrons can penetrate through the capsule surrounding bacteria. B. Bacteria are tiny. C. Bacteria move so quickly; the electrons stun the bacteria. D. Bacteria organelles are small and tightly packed together.

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Key Concepts

Resolution

Resolution refers to the ability of an imaging system to distinguish between two closely spaced objects. Because electrons have shorter wavelengths than visible light, electron microscopes can achieve a much higher resolution, making it possible to observe extremely small structures such as those found in bacteria.

Bacterial Size

Bacteria are extremely small organisms that cannot be adequately studied with traditional light microscopy due to their limited resolution. The high magnification and resolution provided by electron microscopes are essential for observing the fine details and structures within bacteria.

Electron Microscopy

Electron microscopy is a technique that uses electrons instead of visible light to produce high-resolution images. The use of electrons, which have much shorter wavelengths than visible light, allows for the visualization of microscopic structures at a much finer scale.

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