nitrogen base

or nitrogenous base

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noun

Chemistry, Biochemistry. a nitrogen-containing organic compound that has the chemical properties of a base, especially a pyrimidine or purine: Four nitrogen bases are present in a DNA molecule.

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Let’s start with some etymology: What are the origins of the typographical word “bracket”?

First appeared around 1750, and is related to the French word “braguette” for the name of codpiece armor.

First appeared in 1610, based on the French word “baguette” for the long loaf of bread.

First appeared in 1555, and is related to the French word “raquette” for a netted bat.

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Words nearby nitrogen base

nitrofurantoin, nitrogelatin, nitrogen, nitrogenase, nitrogen balance, nitrogen base, nitrogen cycle, nitrogen dioxide, nitrogen distribution, nitrogen equivalent, nitrogen fixation

Example sentences from the Web for nitrogen base

Paperback publishers distributed their titles in African-American neighborhoods because it expanded their market base.
How Pulp Fiction Saved Literature|Wendy Smith|January 8, 2015|DAILY BEAST
If ISIS “came into a base and killed hundreds of troops, then people would ask a lot more questions.”
Pentagon Doesn’t Know How Many People It’s Killed in the ISIS War|Nancy A. Youssef|January 7, 2015|DAILY BEAST
Huckabee will also need to establish a reliable fundraising base, something that up until now has proved to be elusive.
Can Huckabee Convert the GOP’s Moneymen?|Lloyd Green|January 4, 2015|DAILY BEAST
Both are considered marginal figures in the House GOP caucus and have no real base of support for their respective bids.
The YOLO Caucus' New Cry for Attention|Ben Jacobs|January 4, 2015|DAILY BEAST

In the weeks following the Sept. 9, car bombing at the Iranian base, Iran raided a village in the Pakistani district of Chagai.
The Dangerous Drug-Funded Secret War Between Iran and Pakistan|Umar Farooq|December 29, 2014|DAILY BEAST
The upper part of the stem is usually unbranched, but whorls of branches occur towards the base.
How to Know the Ferns|S. Leonard Bastin
It is a vile world because it is an under-educated world, unreasonable, suspicious, base and ferocious.
The Salvaging Of Civilisation|H. G. (Herbert George) Wells
In ordinary work, however, it is safer to base the distinction upon size than upon structure.
A Manual of Clinical Diagnosis|James Campbell Todd
If he married that base-born creature Dorothy, no respectable person would ever enter the house.
The World Before Them|Susanna Moodie
There might be in the school boys base enough to charge that he lacked spirit in his attitude of armed neutrality.
The Soldier of the Valley|Nelson Lloyd

Scientific definitions for nitrogen base

nitrogen base

One of the nitrogen-containing purines (adenine or guanine) or pyrimidines (cytosine, thymine, or uracil) found in the nucleic acids DNA and RNA. The bases may be attached to a sugar (deoxyribose in DNA, ribose in RNA) to form nucleosides.The addition of a phosphate to a nucleoside results in the formation of a nucleotide, which is the basic constituent of nucleic acids.

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nitrogen base

or nitrogenous base

noun

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Words nearby nitrogen base

Example sentences from the Web for nitrogen base

Scientific definitions for nitrogen base