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Microscopy Techniques: Brightfield, Phase-contrast, and More

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Microscopy Techniques: Brightfield, Phase-contrast, and More

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Questions and Answers

What is the primary function of the plant cell wall?

To provide structural support and maintain cell shape (correct)
To synthesize cellulose
To facilitate cell-cell communication
To regulate the cell's water uptake

What is the middle lamella in plant cell walls?

A thick layer of cellulose fibers
A thin layer between the primary walls of adjacent cells (correct)
A component of the primary cell wall
A type of polysaccharide found in plant cell walls

What is the function of plasmodesmata in plant cells?

To facilitate cell-cell communication (correct)
To regulate cell growth
To maintain cell shape
To synthesize cellulose

What is the main component of the plant cell wall?

Cellulose fibers (C) Signup and view all the answers

What is the main difference between plant and animal cells?

The presence of a cell wall (B) Signup and view all the answers

What is the function of the secondary cell wall in plant cells?

To provide additional structural support (B) Signup and view all the answers

What is the main component of the extracellular matrix (ECM) in animal cells?

Glycoproteins such as collagen (C) Signup and view all the answers

What is the function of the ECM in animal cells?

To provide structural support (A) Signup and view all the answers

Which of the following is NOT a component of plant cell walls?

Fibronectin (D) Signup and view all the answers

What is the relationship between the primary cell wall and the middle lamella?

The middle lamella is a thin layer between the primary walls of adjacent cells (C) Signup and view all the answers