First some behavior. So a bunch of the subject pairs, they play face to face.

Kose, S., Sahin, A., Ergu, A., Gezer, K. (2010).

But a bunch of the face to face pairs agree to divide the money evenly every single time.

Cooper pairs are electron pairs formed in superconductors.

Pairs

Add those up. That is a lot of children who are not receiving their education properly.

Symmetry, pairs.

Emerging collaborative P2P systems are going beyond the era of peers doing similar things while sharing resources, and are looking for diverse peers that can bring in unique resources and capabilities to a virtual community thereby empowering it to engage in greater tasks beyond those that can be accomplished by individual peers, yet that are beneficial to all the peers.

Another tile matching game.

The classic tile matching game.

She bought two pairs of socks.

I want to buy a few pairs of trousers.

I want three pairs of socks.

Tom bought three pairs of socks.

How many pairs of shoes do you own?

How many pairs of shoes do you own?

Tom bought three pairs of shoes.

It's tens of thousands of pairs of shoes.

These are my favorite pair of shoes.

Hopefully you won't lie to me any more.

On the game show, three pairs of people compete.

Xanthophylls contain their oxygen either as hydroxyl groups and or as pairs of hydrogen atoms that are substituted by oxygen atoms acting as a bridge (epoxide).

I want to start with these word pairs here.

In general, even numbers are considered lucky, since it is believed that good luck comes in pairs.

Their slogan is ante la educación de mercado estudiante organizado (Students Organized Against Market Based Education).

You may recognize a couple of the miners there.

Aimee Mullins and her 12 pairs of legs

I want to start with these word pairs here.

We each have 23 pairs of chromosomes.

Parents criticized the religious education class because it required the children to declare their religious identity, leading to traumatic experience for kids who found themselves in the minority among their peers.

You know, they are generally put together in pairs, creating a word or what we call base pairs.

So he pairs these up.

Think of it as peer to peer philanthropy.

Their gloves are not in pairs.

And second, it was not restricted to pairs of people.

Tom wondered how many pairs of shoes Mary owned.

Differences in basic number of chromosomes.

This is done in a peer reviewed manner through IUCN Species Survival Commission (SSC) Specialist Groups, which are Red List Authorities responsible for a species, group of species or specific geographic area, or in the case of BirdLife International, an entire class (Aves).

It had five pairs of fenestrae (skull openings) in its skull, two pairs of which were for the eyes and nostrils.

No ghost was ever seen by two pair of eyes.

Sturgeons are polyploid some species have four, eight, or 16 sets of chromosomes.

Judges were not explicitly told about the nature of the pairs of hidden interlocutors they would interrogate.

The premaxillae have at least two pairs of striated fang like teeth.

Odd numbers alternate with even ones.

However, it turns out that the number of even integers, which is the same as the number of odd integers, is also the same as the number of integers overall.