Accurate And Verified Questions Covering Cell
Structure And Function, Membrane Transport,
Cellular Respiration, And Enzyme Activity. This
Module Focuses On Foundational Biological
Principles
A nanometer is defined as: - <<<correct answer>>>10 -9 or one-billionth of a
meter
True or False: A cell that is adherent, flat (thin), and unstained is easily
identified using bright field microscopy - <<<correct answer>>>False:
Adherent, flat cells are almost invisible due to the limits on both
resolution and contrast
Which of the following could be seen clearly by the unaided eye? Select
all that apply.
A. Bacteria with diameter of 24 μm
B. Protozoa with diameter of 150 μm
, C. Virus with a diameter of 0.2 μm
D. Skin cell with diameter of 1500 μm - <<<correct answer>>>B. Protozoa with
diameter of 150 μm
D. Skin cell with diameter of 1500 μm
The unaided eye can, on average, clearly resolve objects > 100 μm
2. Which of the following could NOT be seen clearly by the unaided
eye? Select all that apply.
A. Bacteria with diameter of 24 μm
B. Protozoa with diameter of 150 μm
C. Virus with a diameter of 0.2 μm
D. Skin cell with diameter of 1500 μm - <<<correct answer>>>A. Bacteria with
diameter of 24 μm
C. Virus with a diameter of 0.2 μm
The unaided eye can, on average, clearly resolve objects > 100 μm
1. Label the following unmarked microscope components (numbered
arrows) by matching it with the components provided
(letters). - <<<correct answer>>>1F- eyepiece