BIOD 171 MODULE 3 EXAM LATEST 2025 QUESTIONS and ANSWERS ALL GRADED A+|ASSURED SUCCESS!!

BIOD 171 MODULE 3 EXAM LATEST
2025 QUESTIONS and ANSWERS ALL
GRADED A+|ASSURED SUCCESS!!




1. Label the following unmarked microscope components (numbered arrows) by matching it
with the components provided

(letters). - CORRECT ANSWER-1F- eyepiece

2D- neck

3B- fine adjustment knob

4G- objective

5A- stage

6H- base

, This type of microscope is best suited for visualizing GFP, RFP, and YFP proteins. - CORRECT

ANSWER-Fluorescence




This type of microscope utilizes ultraviolet (UV) light to illuminate stained objects. -

CORRECT ANSWER-Fluorescence



This type of microscope uses a specialized condenser and objective to amplify the slight
differences between cells and background. - CORRECT ANSWER-Phase-contrast




This type of microscope enhances contrast between specimen and background but does not
permit the visualization of intracellular structures. - CORRECT ANSWER-Dark Field




This type of microscope uses neither halogen nor UV light sources but rather lasers to
illuminate stained cells in high resolution. - CORRECT ANSWER-Confocal




This type of microscope is capable of capturing images in multiple focal planes, rendering a
specimen in 3-D - CORRECT ANSWER-Confocal




Identify what type of electron microscope was used to capture the following image and explain
your choice.

(picture labeled B) - CORRECT ANSWER-The image was captured using a Scanning
Electron Microscope (SEM). The above image shows the trademark 'shell' image (no subcellular