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14 Mar 2019
A scientist wants to examine cross-sections of heart cell mitochondria to investigate the number of the free ribosomes in the mitochondrial matrix. Which of the following preparations and instruments would be best for her to use?
a. Stain the specimen with dye and observe with a light microscope.
b. Coat the specimen with gold and observe with an SEM.
c. Fix the specimen with heavy metal atoms and observe with a TEM.
d. Observe the untreated mitochondria with a light microscope.
A scientist wants to examine cross-sections of heart cell mitochondria to investigate the number of the free ribosomes in the mitochondrial matrix. Which of the following preparations and instruments would be best for her to use?
| a. | Stain the specimen with dye and observe with a light microscope. | |
| b. | Coat the specimen with gold and observe with an SEM. | |
| c. | Fix the specimen with heavy metal atoms and observe with a TEM. | |
| d. | Observe the untreated mitochondria with a light microscope. |
Jarrod RobelLv2
15 Mar 2019
