Keeping Healthy

7 important questions on Keeping Healthy

Why don't antibiotics treat viral infections?

Viruses live and reproduce in the body, so the medicine can't kill the virus. It is also hard to find medicines that will kill the virus without harming healthy body cells

How does antibiotics resistance occur?

Mutation occurs, non-resistant bacteria die, population of resistant bacteria increase

Why is antibiotic resistance a problem?

If there is no new antibiotic to fight it, it can cause an epidemic or pandemic
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How are microorganisms cultured?

Agar is placed in a Petri dish, the inoculating loop is sterilised in a flame, microbes are collected with the loop, the loop is swept across the agar surface, the lid is sealed

Why have death rates fallen in modern times?

Better knowledge of immunity, sterilisation, better hygiene, new drugs, better drugs

What affects metabolic rate?

Inherited factors, amount of exercise, age, gender, fat to muscle ratio

What is an advantage of a whole population getting vaccinated?

Less chance of spreading disease, less chance of a pandemic/epidemic

The question on the page originate from the summary of the following study material:

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