Answers to Biology Questions

Is anxious sweat stinkier than exertion sweat?

Do you know your flora from your fauna? Test yourself on these questions about nature...

If identical twin brothers marry identical twin sisters, will their children be like twins?

Do we all have the same number of nerve endings, regardless of body size?

How do different species communicate with each other?

Why do bees sting you? And do they die afterwards?

Everyone has gut bacteria that keep them healthy. How do babies get them if they're born by caesarian section?

Are the plants enough?

Or is the idea all smoke and mirrors?

And could this be a new model for farming?

Does it depend on the plant? Or on the soil?

Listener Lorna had this query about her own cancer treatment...

And why don't hydroponic farms have this problem?

Will it sterilise the sponge?

Is it hard to keep up?

How healthy is soy?

How fast do drugs leave the body?

Is there a better way to lose those calories?

Should I drink what I boiled my veg in?

Is it easy to look for toxins?

Why do some people sneeze when they eat dark chocolate?

We finally address the real question: why do banana peels sometimes have 3 segments, sometimes 4 or 5?

DNA mutates all that time, so what's to stop it affecting an important part of our biology?

Tim Revell demonstrates how a computer examines a face...