Symmetry, pairs.

Chromosome lengths were estimated by multiplying the number of base pairs by 0.34 nanometers, the distance between base pairs in the DNA double helix.

They normally feed alone or in pairs.

The number of walking legs is usually eight (four pairs), but species with five and six pairs exist.

Usually, three pairs of barbels are present.

They have five pairs of prolegs.

Participants may be asked to work alone, in pairs, or in groups.

In several cases, the women were raped in front of their husbands.

Secondly, most pairs of nodes will be connected by at least one short path.

Better late than never.

And that's a diptych. I do a lot of pairings to try and get the sense of scale in these places.

(Cooper pairs have a radius of roughly 100 nm, so they can overlap each other.

Authority is only granted to operators of two engine airplanes between specific city pairs.

On the other hand, almost 15 per cent of children who live with couples are in the labour market.

The great sparrow is an exception, breeding in solitary pairs and remaining only in small family groups in the non breeding season.

When Yes Means No

The female has four pairs of teats and the gall bladder is absent, both important characters of oryzomyines.

The bus doesn't always come on time.

The specificity of the interactions between complementary base pairs make DNA a useful construction material, through design of its base sequences.

Where does it come from?

She might come tomorrow.

Democracy Comes Second

Why didn't you come?

Otherwise, consequences follow.

In the news, the subject of where our future water is going to come from and where our power is going to come from is in all the papers all the time.

He said to the disciples, It is impossible that no occasions of stumbling should come, but woe to him through whom they come!

Then said he unto the disciples, It is impossible but that offences will come but woe unto him, through whom they come!

So when the storm is coming up, it drives a pin into the ground.

The European crisis is coming full circle.

We wish we were better husbands, better wives, smarter, more powerful, taller, richer the list goes on.

Photons hit thin metal sheets, converting to electron positron pairs, via a process known as pair production.

The base pairing in pseudoknots is not well nested that is, base pairs occur that overlap one another in sequence position.

Instead of editions coming out every two years, of a book, imagine it coming out every 25 seconds.

Grace hasn't come yet.

She's come to make trouble.

Why didn't you come visit me?

Misfortunes never come singly.

You have to come with me.

You can't come now. There's a lot going on. Maybe you could come later.

Why don't you come to work for this clinic?

Economic policies come in roughly four variants.

Networks come in many shapes and sizes.

In education, parallel play also describes activities where students are divided into pairs or small groups and work on the same activity simultaneously.

And other similar torments .

And similar other punishments in pairs .