12 Questions
What is the color of the nucleus when stained with hematoxylin?
blue
What is the main function of the cell membrane that is not related to transport?
synthesis of immunoglobulins
What is the thickness of the plasmalemma?
7.5 nm
What is the characteristic of passive transport?
occurs without input of energy
What is the term for the cell 'coat' that is visible in electron micrographs?
glycocalyx
Which type of channel is not gated?
K+ leak
What is the primary component of the microscope's optical system?
Lens and eyepiece
What is the function of the cell membrane that involves regulating interactions with other cells?
Regulating cell-cell interaction
What is the term for the carbohydrate-rich region on the outer surface of the cell membrane?
Glycocalyx
Which type of cells are responsible for engulfing and digesting foreign particles and cellular debris?
Neutrophils
What type of molecules are used to intensely stain the glycocalyx?
Lectins
What type of channel is responsible for maintaining the resting potential of a cell?
K+ leak channel
Test your knowledge of biology and microscopy with this quiz! Identify the correct structure and color stained by hematoxylin, and learn about the components of a microscope's optical system. Challenge yourself with questions about cell membrane functions and more.
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