Viral Reproduction and Cell Shape Quiz

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What part of the virus enters the host cell during infection?

Nucleic acid core

In a multicellular organism, what mainly determines the shape of a cell?

Functional adaptations

What structural components help maintain the shape of a unicellular organism's cell?

Tough plasma membrane and exoskeleton

What is the typical range of eukaryotic cell sizes mentioned in the text?

<p>10 to 100 μm</p> Signup and view all the answers

Which organelle is responsible for the metabolic activity of a eukaryotic cell?

<p>Mitochondria</p> Signup and view all the answers

What component of a virus is crucial for taking over the metabolic activity of the host cell?

<p>The viral genetic substance</p> Signup and view all the answers

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

<p>Providing protection and mechanical support</p> Signup and view all the answers

Which substance mainly makes up the cell wall?

<p>Cellulose, pectin, hemicellulose, and lignin</p> Signup and view all the answers

What is the primary function of the plasma membrane in animal cells?

<p>Control selectively the entrance and exit of materials</p> Signup and view all the answers

What is the structure of the plasma membrane at the molecular level?

<p>Continuous bilayer of lipid molecules with embedded proteins</p> Signup and view all the answers

Which component gives the plasma membrane its selectively permeable nature?

<p>Lipid molecule bilayer</p> Signup and view all the answers

Which structure found in plant cells determines their shape and prevents desiccation?

<p>Cell wall</p> Signup and view all the answers

Which of the following is NOT a function of a cell in the human body?

<p>Producing electricity for bodily functions</p> Signup and view all the answers

Which category of cells includes animal cells, plant cells, fungal cells, and protist cells?

<p>Eukaryotic cells</p> Signup and view all the answers

Which organelle is responsible for breaking down waste products and foreign substances within a cell?

<p>Lysosomes</p> Signup and view all the answers

Which of the following processes occurs in plant cells but not in animal cells?

<p>Photosynthesis</p> Signup and view all the answers

Which of the following statements correctly describes a virus?

<p>A virus is not a cell, but a non-living particle that can infect cells</p> Signup and view all the answers

Which of the following is an example of an organ system in the human body?

<p>Digestive system</p> Signup and view all the answers

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