Concepts of Biology
1st Edition
ISBN: 9781938168116
Author: Samantha Fowler, Rebecca Roush, James Wise
Publisher: OpenStax College
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Textbook Question
Chapter 3, Problem 4RQ
When viewing a specimen through a light microscope, scientists use ______ to distinguish the individual components of cells.
a. a beam of electrons
b. radioactive isotopes
c. special stains
d. high temperatures
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Scanning electron microscope can be used for ()
A. Observe images of different sections of cells
B. Observe living cells
C. Quantitative analysis of chemical composition in cells
D. Observation of cell surface stereomorphology
E. Observation of cellular activity
Which of the following is NOT an optical microscope? a. dark-field c. atomic force b. confocal d. fluorescent
Unlike the previous microscope, the TEM relied on ______, not on light.
a.energy
b.eons
c.electrons
d.electricity
Chapter 3 Solutions
Concepts of Biology
Ch. 3 - Figure 3.7 What structures does a plant cell have...Ch. 3 - Figure 3.13 Why does the cis face of the Golgi not...Ch. 3 - Figure 3.22 A doctor injects a patient with what...Ch. 3 - When viewing a specimen through a light...Ch. 3 - The ____________ is the basic unit of life. a....Ch. 3 - Which of these do all prokaryotes and eukaryotes...Ch. 3 - A typical prokaryotic cell ________ compared to a...Ch. 3 - Which of the following is found both in eukaryotic...Ch. 3 - Which of the following is not a component of the...Ch. 3 - Which plasma membrane component can be either...
Ch. 3 - The tails of the phospholipids of the plasma...Ch. 3 - Water moves via osmosis _______. a. throughout the...Ch. 3 - The principal force driving movement in diffusion...Ch. 3 - Active transport must function continuously...Ch. 3 - What are the advantages and disadvantages of...Ch. 3 - Describe the structures that are characteristic of...Ch. 3 - In the context of cell biology, what do we mean by...Ch. 3 - Why is it advantageous for the cell membrane to be...Ch. 3 - Why does osmosis occur?Ch. 3 - Where does the cell get energy for active...
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- Which of the following cell components is not visible using a compound light microscope? a. Nuclei b. Chloroplasts c. Mitochondria d. Vacuolesarrow_forwardThe use of the natural source of light collected by the mirror and condensed by the diaphragm is a characteristic of which type of microscope? A. Transmission Electron Microscope B. Scanning Electron Microscope C. Compound Light Microscope D. Single Lens Microscope Based on your answer in the previous item, what specific surface of mirror is wise to be used? A. concave surfaced В. convex surfaced С. any kind of surfaced can be used D. plain surfacedarrow_forwardWhen you wish to study the internal organelles of cell, they most likely would use Select one: O a. a light microscope b. a scanning electron microscope C. a transmission electronic microscope d. B and Carrow_forward
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