Recent Lessons

Show all results for ""

Feature Overview

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

Quizzes

Create quizzes and tests automatically from your content using AI.

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 Pricing Schools Business

10 Questions

0 Views

The World of Viruses

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

Which of the following is NOT a component of a virus?

Nucleic acids

Proteins

Carbohydrates (correct)

Lipids

How do viruses reproduce?

By consuming nutrients from the environment

By injecting their genetic material into living cells (correct)

By dividing like cells

By undergoing photosynthesis

What is the size of viruses?

Visible under a compound microscope

Visible under a light microscope

Visible under an electron microscope (correct)

Visible to the naked eye

What is the protein coat surrounding a virus called?

Capsid (C) Signup and view all the answers

How do viruses enter human or animal cells?

By fusing with the cell membrane (B) Signup and view all the answers

Match the following descriptions with their corresponding terms related to viruses:

Non-living particle made of proteins, nucleic acids, and sometimes lipids = Virus The process by which viruses reproduce by infecting living cells = Viral infection The protective protein coat of a virus = Capsid A cell that viruses can infect = Host cell Signup and view all the answers

Match the following terms with their definitions in the context of viruses:

Virus = A non-living particle that can only reproduce by infecting living cells Capsid = The protein coat surrounding a virus Viral genes = Genes of a virus that are expressed once inside a cell Host cell = A human or animal cell that a virus enters and takes over Signup and view all the answers

Match the characteristics with their corresponding virus-related terms:

Can only be viewed with an electron microscope = Virus Cannot grow or multiply on its own = Virus Contains only a few genes in the simplest form = Virus May destroy the cell once inside = Viral genes Signup and view all the answers

Match the following terms to their definitions related to virus structure and composition:

Proteins that trick the cell to take in the virus = Receptor proteins A protective layer surrounding a virus = Capsid The smallest unit of a virus containing only a few genes = Simplest virus A cell that is taken over by a virus to help it multiply = Host cell Signup and view all the answers

Match the following virus-related terms with their descriptions:

Virus = A particle that is not alive and can only reproduce by infecting living cells Capsid = The protein coat surrounding a virus Viral genes = They are expressed once the virus is inside a cell and may destroy the cell Host cell = A cell that is invaded by a virus in order for the virus to multiply Signup and view all the answers