Recent Lessons

Show all results for ""

Feature Overview

Ace your exams with our all-in-one platform for creating and sharing quizzes and tests.

Free Tools

Explore our collection of AI-powered tools designed to boost your productivity.

Flashcards

Automatically turn your notes into digital flashcards.

Share, Export & Embed

Share with classmates or export to Excel and your learning management system.

Stats & Reporting

Auto-grading quizzes and tests with detailed stats and reports.

Mobile Apps

The smarter way to study – wherever you are.

Pricing Schools Business

Features Free Tools Pricing Schools Business

12 Questions

1 Views

Viruses Characteristics

Choose a study mode

Play Quiz

Study Flashcards

Spaced Repetition

Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is a defining characteristic of viruses?

They contain either DNA or RNA (correct)
They have cellular structure
They can reproduce outside of living cells
They are larger than bacteria

Which virus is responsible for causing AIDS?

Tobacco mosaic virus
Non-specific virus
Influenza virus
HIV virus (correct)

What is the role of chloroplasts in cells?

Provide strength to the cell wall
Support cell structures
Control cell division
Absorb sunlight for photosynthesis (correct)

Which statement about cell membrane permeability is true?

Cell membrane controls what enters and leaves the cell (C) Signup and view all the answers

What is a key difference between unicellular and multicellular organisms?

Multicellular organisms are made of collections of cells (D) Signup and view all the answers

What is the main function of the nucleus in a cell?

Contains genetic material that controls cell function (A) Signup and view all the answers

What is the function of a vacuole in a cell?

Contains cell sap and helps support the shape of the cell (A) Signup and view all the answers

Which organelle is responsible for protein production in a cell?

Ribosomes (B) Signup and view all the answers

What is the main function of a mitochondrion in a cell?

Site of aerobic respiration (B) Signup and view all the answers

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

Gives shape and protection to the cell (B) Signup and view all the answers

Where do chemical reactions take place in a cell?

In the cytoplasm (D) Signup and view all the answers

Which organelle is responsible for transporting substances between cells?

Vesicles (A) Signup and view all the answers