Answer / sripathi v rao

which of the following instrument is most commonly used to
observe the external features of a grasshopper's abdomen?
1. ultracentrifuge
2. microdissection instrument
3. dissecting microscope
4. electron microscope

Answer choice:
Correct answer is: 3
The dissecting microscope allows you to view 3D images up
to 50x magnification. It is commonly used in dissections.

other choices application:
1. The ultracentrifuge spins liquids and separates the
contents by their density,
2. micro-dissection instruments are used to manipulate
microscopic organelles (such as transferring nuclei), and
4. electron microscopes can magnify an image up to 250,000x
and are used to see microscopic details.

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