Due to their small size, all plant and animal cells must be visualized using electron microscopy? False
Rank the following biological materials in terms of size, beginning with the smallest (at top) to the largest
Which of the following approaches to the study of organisms enabled direct viewing of cells?
Microorganisms such as protozoa, algea, and bacteria can be viewed using as _____ microscope,
Bacterial cells are generally smaller than eukaryotic cells. True
Which of the following biological samples cannot be viewed microscopically in a typical biology lab? DNA
What metric unit is most appropriate for expressing the size of bacterial cells? Micrometer
Viruses and protein molecules can readily be viewed with the brightfield microscope. False
A _____ _____ is a slide preparation made by placing a drop of a liquid specimen such as pond water on
Preparation of a wet mount is a lengthy process. False
Which of the following techniques is used to increase the contrast of microscopic sample so that cellular
Which of the following items will you need to make a wet mount?
What is are the advantages of using a wet mount? The specimen can be viewed as living cells, the
morility of a specimen can be viewed under the microscope.
Each ofht e following steps are necessary in preparing and observing a wet mount. Place them in order:
Obtain a clean slide and cover slip
Using a transfer pipette obtain a drop of specimen and place onto the center of the slide
Carefully place the cover slip over the drop of specimen
Observe preparation under the 10x objective lens
Observe preparation under the 40x objective lens