Bill Nye:Antibodies

What do antibodies do when they sense a germ?

• They ignore it.

• They turn into germs.

• They make the germ bigger.

• They attach to it and mark it for attack.

Why is it important to wash your hands?

• To remove germs that can make you sick.

• To make them look clean.

• To dry them faster.

• To make them smell nice.

What happens if you pop a pimple?

• It turns into a scar.

• It makes your skin glow.

• It spreads germs all over your face.

• It goes away faster.

Why can we get colds multiple times?

• Because we eat too much sugar.

• Because we don't sleep enough.

• Because there are many different viruses that cause colds.

• Because we forget to take medicine.

What do preservatives do to food?

• They make food smell good.

• They make food taste better.

• They stop bacteria from growing on the food.

• They make food look colorful.