Vida microscópica: ¿qué es un virus?

The video explains the concept of viruses, comparing them to computer viruses. It describes viruses as small particles that are neither alive nor dead, using living cells to reproduce. The video highlights the vast number of viruses that can fit in a drop of blood and their role in causing illnesses like colds, measles, influenza, smallpox, and HIV. It also discusses the development of vaccines to protect against many dangerous viruses.

What is a virus often compared to in the digital world?

• A computer virus

• A computer program

• A software bug

• A malware

How do viruses reproduce?

• By photosynthesis

• By splitting into two

• By absorbing nutrients

• By using living cells

Approximately how many viruses can fit in a single drop of blood?

• 10 trillion

• 5 trillion

• 5 billion

• 1 million

Which of the following viruses can cause death in humans?

• Rabies

• Chickenpox

• Influenza

• Common cold

What have scientists developed to protect us from many dangerous viruses?

• Antibiotics

• Vaccines

• Herbal remedies

• Antivirals